Home / 113,446.40-156,559.68-62,464.52

Finding the Fourth Proportional to 113,446.40, 156,559.68 and 62,464.52

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Solution

The fourth proportional to 113,446.40, 156,559.68 and 62,464.52 is: 86,203.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,446.40 : 156,559.68 = 62,464.52 : x
  2. Step 2: Convert to fraction form
    113,446.40/156,559.68 = 62,464.52/x
  3. Step 3: Cross multiply
    113,446.40x = 156,559.68 × 62,464.52
  4. Step 4: Simplify right side
    113,446.40x = 9,779,425,262.55
  5. Step 5: Solve for x
    x = 9,779,425,262.55/113,446.40
  6. Step 6: Final answer
    x = 86,203.05

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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.