Home / 113,460.13-156,573.66-62,471.80

Finding the Fourth Proportional to 113,460.13, 156,573.66 and 62,471.80

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Solution

The fourth proportional to 113,460.13, 156,573.66 and 62,471.80 is: 86,210.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,460.13 : 156,573.66 = 62,471.80 : x
  2. Step 2: Convert to fraction form
    113,460.13/156,573.66 = 62,471.80/x
  3. Step 3: Cross multiply
    113,460.13x = 156,573.66 × 62,471.80
  4. Step 4: Simplify right side
    113,460.13x = 9,781,438,372.79
  5. Step 5: Solve for x
    x = 9,781,438,372.79/113,460.13
  6. Step 6: Final answer
    x = 86,210.36

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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.