Home / 94,887,991.47-131,013,286.75-74,003,356.78

Finding the Fourth Proportional to 94,887,991.47, 131,013,286.75 and 74,003,356.78

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Solution

The fourth proportional to 94,887,991.47, 131,013,286.75 and 74,003,356.78 is: 102,177,555.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,887,991.47 : 131,013,286.75 = 74,003,356.78 : x
  2. Step 2: Convert to fraction form
    94,887,991.47/131,013,286.75 = 74,003,356.78/x
  3. Step 3: Cross multiply
    94,887,991.47x = 131,013,286.75 × 74,003,356.78
  4. Step 4: Simplify right side
    94,887,991.47x = 9,695,423,002,280,696
  5. Step 5: Solve for x
    x = 9,695,423,002,280,696/94,887,991.47
  6. Step 6: Final answer
    x = 102,177,555.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.