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Finding the Fourth Proportional to 88,615.88, 132,907.02 and 41,217.80

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Solution

The fourth proportional to 88,615.88, 132,907.02 and 41,217.80 is: 61,818.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,615.88 : 132,907.02 = 41,217.80 : x
  2. Step 2: Convert to fraction form
    88,615.88/132,907.02 = 41,217.80/x
  3. Step 3: Cross multiply
    88,615.88x = 132,907.02 × 41,217.80
  4. Step 4: Simplify right side
    88,615.88x = 5,478,134,968.96
  5. Step 5: Solve for x
    x = 5,478,134,968.96/88,615.88
  6. Step 6: Final answer
    x = 61,818.89

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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.