Home / 47,887.20-72,189.43-44,675.96

Finding the Fourth Proportional to 47,887.20, 72,189.43 and 44,675.96

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Solution

The fourth proportional to 47,887.20, 72,189.43 and 44,675.96 is: 67,348.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,887.20 : 72,189.43 = 44,675.96 : x
  2. Step 2: Convert to fraction form
    47,887.20/72,189.43 = 44,675.96/x
  3. Step 3: Cross multiply
    47,887.20x = 72,189.43 × 44,675.96
  4. Step 4: Simplify right side
    47,887.20x = 3,225,131,614.47
  5. Step 5: Solve for x
    x = 3,225,131,614.47/47,887.20
  6. Step 6: Final answer
    x = 67,348.51

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.