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Finding the Fourth Proportional to 110,489.94, 152,476.16 and 60,188.94

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Solution

The fourth proportional to 110,489.94, 152,476.16 and 60,188.94 is: 83,060.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,489.94 : 152,476.16 = 60,188.94 : x
  2. Step 2: Convert to fraction form
    110,489.94/152,476.16 = 60,188.94/x
  3. Step 3: Cross multiply
    110,489.94x = 152,476.16 × 60,188.94
  4. Step 4: Simplify right side
    110,489.94x = 9,177,378,144.73
  5. Step 5: Solve for x
    x = 9,177,378,144.73/110,489.94
  6. Step 6: Final answer
    x = 83,060.76

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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.