Home / 107,454.28-148,280.10-59,704.84

Finding the Fourth Proportional to 107,454.28, 148,280.10 and 59,704.84

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Solution

The fourth proportional to 107,454.28, 148,280.10 and 59,704.84 is: 82,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,454.28 : 148,280.10 = 59,704.84 : x
  2. Step 2: Convert to fraction form
    107,454.28/148,280.10 = 59,704.84/x
  3. Step 3: Cross multiply
    107,454.28x = 148,280.10 × 59,704.84
  4. Step 4: Simplify right side
    107,454.28x = 8,853,039,645.68
  5. Step 5: Solve for x
    x = 8,853,039,645.68/107,454.28
  6. Step 6: Final answer
    x = 82,388.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.