Home / 52,135.76-78,214.57-22,557.80

Finding the Fourth Proportional to 52,135.76, 78,214.57 and 22,557.80

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Solution

The fourth proportional to 52,135.76, 78,214.57 and 22,557.80 is: 33,841.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,135.76 : 78,214.57 = 22,557.80 : x
  2. Step 2: Convert to fraction form
    52,135.76/78,214.57 = 22,557.80/x
  3. Step 3: Cross multiply
    52,135.76x = 78,214.57 × 22,557.80
  4. Step 4: Simplify right side
    52,135.76x = 1,764,348,627.15
  5. Step 5: Solve for x
    x = 1,764,348,627.15/52,135.76
  6. Step 6: Final answer
    x = 33,841.43

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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.