Home / 138,518.07-207,777.15-33,337.04

Finding the Fourth Proportional to 138,518.07, 207,777.15 and 33,337.04

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Solution

The fourth proportional to 138,518.07, 207,777.15 and 33,337.04 is: 50,005.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,518.07 : 207,777.15 = 33,337.04 : x
  2. Step 2: Convert to fraction form
    138,518.07/207,777.15 = 33,337.04/x
  3. Step 3: Cross multiply
    138,518.07x = 207,777.15 × 33,337.04
  4. Step 4: Simplify right side
    138,518.07x = 6,926,675,874.87
  5. Step 5: Solve for x
    x = 6,926,675,874.87/138,518.07
  6. Step 6: Final answer
    x = 50,005.57

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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.