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Finding the Fourth Proportional to 110,588.28, 152,611.48 and 60,287.28

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Solution

The fourth proportional to 110,588.28, 152,611.48 and 60,287.28 is: 83,196.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,588.28 : 152,611.48 = 60,287.28 : x
  2. Step 2: Convert to fraction form
    110,588.28/152,611.48 = 60,287.28/x
  3. Step 3: Cross multiply
    110,588.28x = 152,611.48 × 60,287.28
  4. Step 4: Simplify right side
    110,588.28x = 9,200,531,025.97
  5. Step 5: Solve for x
    x = 9,200,531,025.97/110,588.28
  6. Step 6: Final answer
    x = 83,196.26

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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.