Home / 148,782.96-223,182.88-47,589.90

Finding the Fourth Proportional to 148,782.96, 223,182.88 and 47,589.90

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Solution

The fourth proportional to 148,782.96, 223,182.88 and 47,589.90 is: 71,387.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,782.96 : 223,182.88 = 47,589.90 : x
  2. Step 2: Convert to fraction form
    148,782.96/223,182.88 = 47,589.90/x
  3. Step 3: Cross multiply
    148,782.96x = 223,182.88 × 47,589.90
  4. Step 4: Simplify right side
    148,782.96x = 10,621,252,001.95
  5. Step 5: Solve for x
    x = 10,621,252,001.95/148,782.96
  6. Step 6: Final answer
    x = 71,387.56

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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.