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Finding the Fourth Proportional to 60,239.92, 90,170.43 and 41,409.82

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Solution

The fourth proportional to 60,239.92, 90,170.43 and 41,409.82 is: 61,984.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,239.92 : 90,170.43 = 41,409.82 : x
  2. Step 2: Convert to fraction form
    60,239.92/90,170.43 = 41,409.82/x
  3. Step 3: Cross multiply
    60,239.92x = 90,170.43 × 41,409.82
  4. Step 4: Simplify right side
    60,239.92x = 3,733,941,275.62
  5. Step 5: Solve for x
    x = 3,733,941,275.62/60,239.92
  6. Step 6: Final answer
    x = 61,984.50

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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.