Home / 99,073.62-148,621.70-35,923.47

Finding the Fourth Proportional to 99,073.62, 148,621.70 and 35,923.47

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Solution

The fourth proportional to 99,073.62, 148,621.70 and 35,923.47 is: 53,889.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,073.62 : 148,621.70 = 35,923.47 : x
  2. Step 2: Convert to fraction form
    99,073.62/148,621.70 = 35,923.47/x
  3. Step 3: Cross multiply
    99,073.62x = 148,621.70 × 35,923.47
  4. Step 4: Simplify right side
    99,073.62x = 5,339,007,001.68
  5. Step 5: Solve for x
    x = 5,339,007,001.68/99,073.62
  6. Step 6: Final answer
    x = 53,889.29

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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.