Home / 185,708.30-278,657.45-88,445.02

Finding the Fourth Proportional to 185,708.30, 278,657.45 and 88,445.02

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Solution

The fourth proportional to 185,708.30, 278,657.45 and 88,445.02 is: 132,712.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,708.30 : 278,657.45 = 88,445.02 : x
  2. Step 2: Convert to fraction form
    185,708.30/278,657.45 = 88,445.02/x
  3. Step 3: Cross multiply
    185,708.30x = 278,657.45 × 88,445.02
  4. Step 4: Simplify right side
    185,708.30x = 24,645,863,262.87
  5. Step 5: Solve for x
    x = 24,645,863,262.87/185,708.30
  6. Step 6: Final answer
    x = 132,712.77

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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.