Home / 133,031.45-199,565.40-44,275.70

Finding the Fourth Proportional to 133,031.45, 199,565.40 and 44,275.70

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Solution

The fourth proportional to 133,031.45, 199,565.40 and 44,275.70 is: 66,419.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,031.45 : 199,565.40 = 44,275.70 : x
  2. Step 2: Convert to fraction form
    133,031.45/199,565.40 = 44,275.70/x
  3. Step 3: Cross multiply
    133,031.45x = 199,565.40 × 44,275.70
  4. Step 4: Simplify right side
    133,031.45x = 8,835,897,780.78
  5. Step 5: Solve for x
    x = 8,835,897,780.78/133,031.45
  6. Step 6: Final answer
    x = 66,419.62

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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.