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Finding the Fourth Proportional to 67,497.84, 101,257.90 and 28,057.73

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Solution

The fourth proportional to 67,497.84, 101,257.90 and 28,057.73 is: 42,091.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,497.84 : 101,257.90 = 28,057.73 : x
  2. Step 2: Convert to fraction form
    67,497.84/101,257.90 = 28,057.73/x
  3. Step 3: Cross multiply
    67,497.84x = 101,257.90 × 28,057.73
  4. Step 4: Simplify right side
    67,497.84x = 2,841,066,242.13
  5. Step 5: Solve for x
    x = 2,841,066,242.13/67,497.84
  6. Step 6: Final answer
    x = 42,091.22

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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.