Home / 113,298.62-156,350.96-62,310.53

Finding the Fourth Proportional to 113,298.62, 156,350.96 and 62,310.53

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Solution

The fourth proportional to 113,298.62, 156,350.96 and 62,310.53 is: 85,987.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,298.62 : 156,350.96 = 62,310.53 : x
  2. Step 2: Convert to fraction form
    113,298.62/156,350.96 = 62,310.53/x
  3. Step 3: Cross multiply
    113,298.62x = 156,350.96 × 62,310.53
  4. Step 4: Simplify right side
    113,298.62x = 9,742,311,496.60
  5. Step 5: Solve for x
    x = 9,742,311,496.60/113,298.62
  6. Step 6: Final answer
    x = 85,987.91

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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.