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Finding the Fourth Proportional to 88,586.60, 132,878.08 and 29,422.79

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Solution

The fourth proportional to 88,586.60, 132,878.08 and 29,422.79 is: 44,133.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,586.60 : 132,878.08 = 29,422.79 : x
  2. Step 2: Convert to fraction form
    88,586.60/132,878.08 = 29,422.79/x
  3. Step 3: Cross multiply
    88,586.60x = 132,878.08 × 29,422.79
  4. Step 4: Simplify right side
    88,586.60x = 3,909,643,105.50
  5. Step 5: Solve for x
    x = 3,909,643,105.50/88,586.60
  6. Step 6: Final answer
    x = 44,133.57

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1.5x scale

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.