Home / 49,272.08-73,964.92-28,291.60

Finding the Fourth Proportional to 49,272.08, 73,964.92 and 28,291.60

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Solution

The fourth proportional to 49,272.08, 73,964.92 and 28,291.60 is: 42,470.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,272.08 : 73,964.92 = 28,291.60 : x
  2. Step 2: Convert to fraction form
    49,272.08/73,964.92 = 28,291.60/x
  3. Step 3: Cross multiply
    49,272.08x = 73,964.92 × 28,291.60
  4. Step 4: Simplify right side
    49,272.08x = 2,092,585,930.67
  5. Step 5: Solve for x
    x = 2,092,585,930.67/49,272.08
  6. Step 6: Final answer
    x = 42,470.01

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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.