Home / 150,498.15-207,658.19-89,233.02

Finding the Fourth Proportional to 150,498.15, 207,658.19 and 89,233.02

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Solution

The fourth proportional to 150,498.15, 207,658.19 and 89,233.02 is: 123,124.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,498.15 : 207,658.19 = 89,233.02 : x
  2. Step 2: Convert to fraction form
    150,498.15/207,658.19 = 89,233.02/x
  3. Step 3: Cross multiply
    150,498.15x = 207,658.19 × 89,233.02
  4. Step 4: Simplify right side
    150,498.15x = 18,529,967,421.43
  5. Step 5: Solve for x
    x = 18,529,967,421.43/150,498.15
  6. Step 6: Final answer
    x = 123,124.22

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1.5x scale

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.