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Finding the Fourth Proportional to 60,170.79, 90,264.56 and 25,102.38

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Solution

The fourth proportional to 60,170.79, 90,264.56 and 25,102.38 is: 37,657.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,170.79 : 90,264.56 = 25,102.38 : x
  2. Step 2: Convert to fraction form
    60,170.79/90,264.56 = 25,102.38/x
  3. Step 3: Cross multiply
    60,170.79x = 90,264.56 × 25,102.38
  4. Step 4: Simplify right side
    60,170.79x = 2,265,855,160.14
  5. Step 5: Solve for x
    x = 2,265,855,160.14/60,170.79
  6. Step 6: Final answer
    x = 37,657.06

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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.