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Finding the Fourth Proportional to 45,126, 62,273.88 and 25,254

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Solution

The fourth proportional to 45,126, 62,273.88 and 25,254 is: 34,850.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,126 : 62,273.88 = 25,254 : x
  2. Step 2: Convert to fraction form
    45,126/62,273.88 = 25,254/x
  3. Step 3: Cross multiply
    45,126x = 62,273.88 × 25,254
  4. Step 4: Simplify right side
    45,126x = 1,572,664,565.52
  5. Step 5: Solve for x
    x = 1,572,664,565.52/45,126
  6. Step 6: Final answer
    x = 34,850.52

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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.