Home / 88,061,856.60-132,092,784.90-61,188,000.60

Finding the Fourth Proportional to 88,061,856.60, 132,092,784.90 and 61,188,000.60

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Solution

The fourth proportional to 88,061,856.60, 132,092,784.90 and 61,188,000.60 is: 91,782,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,061,856.60 : 132,092,784.90 = 61,188,000.60 : x
  2. Step 2: Convert to fraction form
    88,061,856.60/132,092,784.90 = 61,188,000.60/x
  3. Step 3: Cross multiply
    88,061,856.60x = 132,092,784.90 × 61,188,000.60
  4. Step 4: Simplify right side
    88,061,856.60x = 8,082,493,401,716,872
  5. Step 5: Solve for x
    x = 8,082,493,401,716,872/88,061,856.60
  6. Step 6: Final answer
    x = 91,782,000.90

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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.