Home / 125,617.48-188,377.98-50,711.56

Finding the Fourth Proportional to 125,617.48, 188,377.98 and 50,711.56

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Solution

The fourth proportional to 125,617.48, 188,377.98 and 50,711.56 is: 76,047.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,617.48 : 188,377.98 = 50,711.56 : x
  2. Step 2: Convert to fraction form
    125,617.48/188,377.98 = 50,711.56/x
  3. Step 3: Cross multiply
    125,617.48x = 188,377.98 × 50,711.56
  4. Step 4: Simplify right side
    125,617.48x = 9,552,941,235.45
  5. Step 5: Solve for x
    x = 9,552,941,235.45/125,617.48
  6. Step 6: Final answer
    x = 76,047.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.