Home / 87,709,030.80-131,563,546.20-60,499,251.60

Finding the Fourth Proportional to 87,709,030.80, 131,563,546.20 and 60,499,251.60

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Solution

The fourth proportional to 87,709,030.80, 131,563,546.20 and 60,499,251.60 is: 90,748,877.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,709,030.80 : 131,563,546.20 = 60,499,251.60 : x
  2. Step 2: Convert to fraction form
    87,709,030.80/131,563,546.20 = 60,499,251.60/x
  3. Step 3: Cross multiply
    87,709,030.80x = 131,563,546.20 × 60,499,251.60
  4. Step 4: Simplify right side
    87,709,030.80x = 7,959,496,082,942,024
  5. Step 5: Solve for x
    x = 7,959,496,082,942,024/87,709,030.80
  6. Step 6: Final answer
    x = 90,748,877.40

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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.