Home / 87,379,477.40-131,069,216.10-36,256,165.40

Finding the Fourth Proportional to 87,379,477.40, 131,069,216.10 and 36,256,165.40

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Solution

The fourth proportional to 87,379,477.40, 131,069,216.10 and 36,256,165.40 is: 54,384,248.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,379,477.40 : 131,069,216.10 = 36,256,165.40 : x
  2. Step 2: Convert to fraction form
    87,379,477.40/131,069,216.10 = 36,256,165.40/x
  3. Step 3: Cross multiply
    87,379,477.40x = 131,069,216.10 × 36,256,165.40
  4. Step 4: Simplify right side
    87,379,477.40x = 4,752,067,177,769,943
  5. Step 5: Solve for x
    x = 4,752,067,177,769,943/87,379,477.40
  6. Step 6: Final answer
    x = 54,384,248.10

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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.