Home / 125,475.27-173,149.81-71,766.19

Finding the Fourth Proportional to 125,475.27, 173,149.81 and 71,766.19

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Solution

The fourth proportional to 125,475.27, 173,149.81 and 71,766.19 is: 99,033.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,475.27 : 173,149.81 = 71,766.19 : x
  2. Step 2: Convert to fraction form
    125,475.27/173,149.81 = 71,766.19/x
  3. Step 3: Cross multiply
    125,475.27x = 173,149.81 × 71,766.19
  4. Step 4: Simplify right side
    125,475.27x = 12,426,302,162.92
  5. Step 5: Solve for x
    x = 12,426,302,162.92/125,475.27
  6. Step 6: Final answer
    x = 99,033.87

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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.