Home / 185,365.20-278,045.52-45,125.04

Finding the Fourth Proportional to 185,365.20, 278,045.52 and 45,125.04

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Solution

The fourth proportional to 185,365.20, 278,045.52 and 45,125.04 is: 67,687.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,365.20 : 278,045.52 = 45,125.04 : x
  2. Step 2: Convert to fraction form
    185,365.20/278,045.52 = 45,125.04/x
  3. Step 3: Cross multiply
    185,365.20x = 278,045.52 × 45,125.04
  4. Step 4: Simplify right side
    185,365.20x = 12,546,815,211.82
  5. Step 5: Solve for x
    x = 12,546,815,211.82/185,365.20
  6. Step 6: Final answer
    x = 67,687.00

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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.