Home / 160,666.39-239,563.16-156,252.43

Finding the Fourth Proportional to 160,666.39, 239,563.16 and 156,252.43

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Solution

The fourth proportional to 160,666.39, 239,563.16 and 156,252.43 is: 232,981.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,666.39 : 239,563.16 = 156,252.43 : x
  2. Step 2: Convert to fraction form
    160,666.39/239,563.16 = 156,252.43/x
  3. Step 3: Cross multiply
    160,666.39x = 239,563.16 × 156,252.43
  4. Step 4: Simplify right side
    160,666.39x = 37,432,326,871.54
  5. Step 5: Solve for x
    x = 37,432,326,871.54/160,666.39
  6. Step 6: Final answer
    x = 232,981.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.