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Finding the Fourth Proportional to 44,740.86, 67,119.84 and 15,150.78

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Solution

The fourth proportional to 44,740.86, 67,119.84 and 15,150.78 is: 22,729.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,740.86 : 67,119.84 = 15,150.78 : x
  2. Step 2: Convert to fraction form
    44,740.86/67,119.84 = 15,150.78/x
  3. Step 3: Cross multiply
    44,740.86x = 67,119.84 × 15,150.78
  4. Step 4: Simplify right side
    44,740.86x = 1,016,917,929.48
  5. Step 5: Solve for x
    x = 1,016,917,929.48/44,740.86
  6. Step 6: Final answer
    x = 22,729.07

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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.