Home / 88,573,635.70-132,860,453.55-72,417,829.30

Finding the Fourth Proportional to 88,573,635.70, 132,860,453.55 and 72,417,829.30

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Solution

The fourth proportional to 88,573,635.70, 132,860,453.55 and 72,417,829.30 is: 108,626,743.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,573,635.70 : 132,860,453.55 = 72,417,829.30 : x
  2. Step 2: Convert to fraction form
    88,573,635.70/132,860,453.55 = 72,417,829.30/x
  3. Step 3: Cross multiply
    88,573,635.70x = 132,860,453.55 × 72,417,829.30
  4. Step 4: Simplify right side
    88,573,635.70x = 9,621,465,645,904,478
  5. Step 5: Solve for x
    x = 9,621,465,645,904,478/88,573,635.70
  6. Step 6: Final answer
    x = 108,626,743.95

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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.