Home / 125,325.91-187,945.14-50,426.65

Finding the Fourth Proportional to 125,325.91, 187,945.14 and 50,426.65

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Solution

The fourth proportional to 125,325.91, 187,945.14 and 50,426.65 is: 75,622.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,325.91 : 187,945.14 = 50,426.65 : x
  2. Step 2: Convert to fraction form
    125,325.91/187,945.14 = 50,426.65/x
  3. Step 3: Cross multiply
    125,325.91x = 187,945.14 × 50,426.65
  4. Step 4: Simplify right side
    125,325.91x = 9,477,443,793.98
  5. Step 5: Solve for x
    x = 9,477,443,793.98/125,325.91
  6. Step 6: Final answer
    x = 75,622.38

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1.5x scale

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.