Home / 89,932.40-134,793.54-67,674.20

Finding the Fourth Proportional to 89,932.40, 134,793.54 and 67,674.20

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Solution

The fourth proportional to 89,932.40, 134,793.54 and 67,674.20 is: 101,432.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,932.40 : 134,793.54 = 67,674.20 : x
  2. Step 2: Convert to fraction form
    89,932.40/134,793.54 = 67,674.20/x
  3. Step 3: Cross multiply
    89,932.40x = 134,793.54 × 67,674.20
  4. Step 4: Simplify right side
    89,932.40x = 9,122,044,984.67
  5. Step 5: Solve for x
    x = 9,122,044,984.67/89,932.40
  6. Step 6: Final answer
    x = 101,432.24

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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.