Home / 155,821.16-233,493.91-92,516.63

Finding the Fourth Proportional to 155,821.16, 233,493.91 and 92,516.63

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Solution

The fourth proportional to 155,821.16, 233,493.91 and 92,516.63 is: 138,633.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,821.16 : 233,493.91 = 92,516.63 : x
  2. Step 2: Convert to fraction form
    155,821.16/233,493.91 = 92,516.63/x
  3. Step 3: Cross multiply
    155,821.16x = 233,493.91 × 92,516.63
  4. Step 4: Simplify right side
    155,821.16x = 21,602,068,048.67
  5. Step 5: Solve for x
    x = 21,602,068,048.67/155,821.16
  6. Step 6: Final answer
    x = 138,633.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.