Home / 73,103,020.80-109,654,531.20-58,754,113.80

Finding the Fourth Proportional to 73,103,020.80, 109,654,531.20 and 58,754,113.80

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Solution

The fourth proportional to 73,103,020.80, 109,654,531.20 and 58,754,113.80 is: 88,131,170.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,103,020.80 : 109,654,531.20 = 58,754,113.80 : x
  2. Step 2: Convert to fraction form
    73,103,020.80/109,654,531.20 = 58,754,113.80/x
  3. Step 3: Cross multiply
    73,103,020.80x = 109,654,531.20 × 58,754,113.80
  4. Step 4: Simplify right side
    73,103,020.80x = 6,442,654,804,810,450
  5. Step 5: Solve for x
    x = 6,442,654,804,810,450/73,103,020.80
  6. Step 6: Final answer
    x = 88,131,170.70

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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.