Home / 113,346.96-156,418.82-62,358.60

Finding the Fourth Proportional to 113,346.96, 156,418.82 and 62,358.60

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Solution

The fourth proportional to 113,346.96, 156,418.82 and 62,358.60 is: 86,054.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,346.96 : 156,418.82 = 62,358.60 : x
  2. Step 2: Convert to fraction form
    113,346.96/156,418.82 = 62,358.60/x
  3. Step 3: Cross multiply
    113,346.96x = 156,418.82 × 62,358.60
  4. Step 4: Simplify right side
    113,346.96x = 9,754,059,137.47
  5. Step 5: Solve for x
    x = 9,754,059,137.47/113,346.96
  6. Step 6: Final answer
    x = 86,054.88

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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.