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Finding the Fourth Proportional to 307,129.32, 460,677.17 and 93,897.12

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Solution

The fourth proportional to 307,129.32, 460,677.17 and 93,897.12 is: 140,840.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,129.32 : 460,677.17 = 93,897.12 : x
  2. Step 2: Convert to fraction form
    307,129.32/460,677.17 = 93,897.12/x
  3. Step 3: Cross multiply
    307,129.32x = 460,677.17 × 93,897.12
  4. Step 4: Simplify right side
    307,129.32x = 43,256,261,475.03
  5. Step 5: Solve for x
    x = 43,256,261,475.03/307,129.32
  6. Step 6: Final answer
    x = 140,840.55

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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.