Home / 52,518.54-78,737.42-27,190.90

Finding the Fourth Proportional to 52,518.54, 78,737.42 and 27,190.90

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Solution

The fourth proportional to 52,518.54, 78,737.42 and 27,190.90 is: 40,765.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,518.54 : 78,737.42 = 27,190.90 : x
  2. Step 2: Convert to fraction form
    52,518.54/78,737.42 = 27,190.90/x
  3. Step 3: Cross multiply
    52,518.54x = 78,737.42 × 27,190.90
  4. Step 4: Simplify right side
    52,518.54x = 2,140,941,105.48
  5. Step 5: Solve for x
    x = 2,140,941,105.48/52,518.54
  6. Step 6: Final answer
    x = 40,765.44

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1.5x scale

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.