Home / 113,167.40-156,174.38-62,183.31

Finding the Fourth Proportional to 113,167.40, 156,174.38 and 62,183.31

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Solution

The fourth proportional to 113,167.40, 156,174.38 and 62,183.31 is: 85,814.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,167.40 : 156,174.38 = 62,183.31 : x
  2. Step 2: Convert to fraction form
    113,167.40/156,174.38 = 62,183.31/x
  3. Step 3: Cross multiply
    113,167.40x = 156,174.38 × 62,183.31
  4. Step 4: Simplify right side
    113,167.40x = 9,711,439,885.60
  5. Step 5: Solve for x
    x = 9,711,439,885.60/113,167.40
  6. Step 6: Final answer
    x = 85,814.82

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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.