Home / 113,127.04-156,115.68-62,826.04

Finding the Fourth Proportional to 113,127.04, 156,115.68 and 62,826.04

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Solution

The fourth proportional to 113,127.04, 156,115.68 and 62,826.04 is: 86,700.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,127.04 : 156,115.68 = 62,826.04 : x
  2. Step 2: Convert to fraction form
    113,127.04/156,115.68 = 62,826.04/x
  3. Step 3: Cross multiply
    113,127.04x = 156,115.68 × 62,826.04
  4. Step 4: Simplify right side
    113,127.04x = 9,808,129,956.31
  5. Step 5: Solve for x
    x = 9,808,129,956.31/113,127.04
  6. Step 6: Final answer
    x = 86,700.14

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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.