Home / 172,046,731.91-237,362,209.95-112,541,993.91

Finding the Fourth Proportional to 172,046,731.91, 237,362,209.95 and 112,541,993.91

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Solution

The fourth proportional to 172,046,731.91, 237,362,209.95 and 112,541,993.91 is: 155,267,211.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,046,731.91 : 237,362,209.95 = 112,541,993.91 : x
  2. Step 2: Convert to fraction form
    172,046,731.91/237,362,209.95 = 112,541,993.91/x
  3. Step 3: Cross multiply
    172,046,731.91x = 237,362,209.95 × 112,541,993.91
  4. Step 4: Simplify right side
    172,046,731.91x = 26,713,216,386,657,040
  5. Step 5: Solve for x
    x = 26,713,216,386,657,040/172,046,731.91
  6. Step 6: Final answer
    x = 155,267,211.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.