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Finding the Fourth Proportional to 67,280.84, 100,925.98 and 22,302.21

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Solution

The fourth proportional to 67,280.84, 100,925.98 and 22,302.21 is: 33,454.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,280.84 : 100,925.98 = 22,302.21 : x
  2. Step 2: Convert to fraction form
    67,280.84/100,925.98 = 22,302.21/x
  3. Step 3: Cross multiply
    67,280.84x = 100,925.98 × 22,302.21
  4. Step 4: Simplify right side
    67,280.84x = 2,250,872,344.66
  5. Step 5: Solve for x
    x = 2,250,872,344.66/67,280.84
  6. Step 6: Final answer
    x = 33,454.88

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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.