Home / 91,270,344.92-125,953,186.72-49,454,377.24

Finding the Fourth Proportional to 91,270,344.92, 125,953,186.72 and 49,454,377.24

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Solution

The fourth proportional to 91,270,344.92, 125,953,186.72 and 49,454,377.24 is: 68,247,100.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,270,344.92 : 125,953,186.72 = 49,454,377.24 : x
  2. Step 2: Convert to fraction form
    91,270,344.92/125,953,186.72 = 49,454,377.24/x
  3. Step 3: Cross multiply
    91,270,344.92x = 125,953,186.72 × 49,454,377.24
  4. Step 4: Simplify right side
    91,270,344.92x = 6,228,936,410,631,038
  5. Step 5: Solve for x
    x = 6,228,936,410,631,038/91,270,344.92
  6. Step 6: Final answer
    x = 68,247,100.59

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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.