Home / 138,231.75-207,381.69-44,737.50

Finding the Fourth Proportional to 138,231.75, 207,381.69 and 44,737.50

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Solution

The fourth proportional to 138,231.75, 207,381.69 and 44,737.50 is: 67,117.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,231.75 : 207,381.69 = 44,737.50 : x
  2. Step 2: Convert to fraction form
    138,231.75/207,381.69 = 44,737.50/x
  3. Step 3: Cross multiply
    138,231.75x = 207,381.69 × 44,737.50
  4. Step 4: Simplify right side
    138,231.75x = 9,277,738,356.38
  5. Step 5: Solve for x
    x = 9,277,738,356.38/138,231.75
  6. Step 6: Final answer
    x = 67,117.27

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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.