Home / 125,502.18-173,347.42-93,812.56

Finding the Fourth Proportional to 125,502.18, 173,347.42 and 93,812.56

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Solution

The fourth proportional to 125,502.18, 173,347.42 and 93,812.56 is: 129,576.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,502.18 : 173,347.42 = 93,812.56 : x
  2. Step 2: Convert to fraction form
    125,502.18/173,347.42 = 93,812.56/x
  3. Step 3: Cross multiply
    125,502.18x = 173,347.42 × 93,812.56
  4. Step 4: Simplify right side
    125,502.18x = 16,262,165,239.60
  5. Step 5: Solve for x
    x = 16,262,165,239.60/125,502.18
  6. Step 6: Final answer
    x = 129,576.76

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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.