Home / 76,311,375.66-113,950,167.30-60,572,628.18

Finding the Fourth Proportional to 76,311,375.66, 113,950,167.30 and 60,572,628.18

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Solution

The fourth proportional to 76,311,375.66, 113,950,167.30 and 60,572,628.18 is: 90,448,652.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,311,375.66 : 113,950,167.30 = 60,572,628.18 : x
  2. Step 2: Convert to fraction form
    76,311,375.66/113,950,167.30 = 60,572,628.18/x
  3. Step 3: Cross multiply
    76,311,375.66x = 113,950,167.30 × 60,572,628.18
  4. Step 4: Simplify right side
    76,311,375.66x = 6,902,261,114,911,694
  5. Step 5: Solve for x
    x = 6,902,261,114,911,694/76,311,375.66
  6. Step 6: Final answer
    x = 90,448,652.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.