Home / 52,542.18-78,824.88-15,102.36

Finding the Fourth Proportional to 52,542.18, 78,824.88 and 15,102.36

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Solution

The fourth proportional to 52,542.18, 78,824.88 and 15,102.36 is: 22,656.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,542.18 : 78,824.88 = 15,102.36 : x
  2. Step 2: Convert to fraction form
    52,542.18/78,824.88 = 15,102.36/x
  3. Step 3: Cross multiply
    52,542.18x = 78,824.88 × 15,102.36
  4. Step 4: Simplify right side
    52,542.18x = 1,190,441,714.72
  5. Step 5: Solve for x
    x = 1,190,441,714.72/52,542.18
  6. Step 6: Final answer
    x = 22,656.88

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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.