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Finding the Fourth Proportional to 239,841.50, 359,950.16 and 167,322.78

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Solution

The fourth proportional to 239,841.50, 359,950.16 and 167,322.78 is: 251,115.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,841.50 : 359,950.16 = 167,322.78 : x
  2. Step 2: Convert to fraction form
    239,841.50/359,950.16 = 167,322.78/x
  3. Step 3: Cross multiply
    239,841.50x = 359,950.16 × 167,322.78
  4. Step 4: Simplify right side
    239,841.50x = 60,227,861,850.95
  5. Step 5: Solve for x
    x = 60,227,861,850.95/239,841.50
  6. Step 6: Final answer
    x = 251,115.27

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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.