Home / 80,024.27-119,972.07-54,990.14

Finding the Fourth Proportional to 80,024.27, 119,972.07 and 54,990.14

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Solution

The fourth proportional to 80,024.27, 119,972.07 and 54,990.14 is: 82,441.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,024.27 : 119,972.07 = 54,990.14 : x
  2. Step 2: Convert to fraction form
    80,024.27/119,972.07 = 54,990.14/x
  3. Step 3: Cross multiply
    80,024.27x = 119,972.07 × 54,990.14
  4. Step 4: Simplify right side
    80,024.27x = 6,597,280,325.53
  5. Step 5: Solve for x
    x = 6,597,280,325.53/80,024.27
  6. Step 6: Final answer
    x = 82,441.00

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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.