Home / 99,141.22-148,712.79-25,269.22

Finding the Fourth Proportional to 99,141.22, 148,712.79 and 25,269.22

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Solution

The fourth proportional to 99,141.22, 148,712.79 and 25,269.22 is: 37,904.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,141.22 : 148,712.79 = 25,269.22 : x
  2. Step 2: Convert to fraction form
    99,141.22/148,712.79 = 25,269.22/x
  3. Step 3: Cross multiply
    99,141.22x = 148,712.79 × 25,269.22
  4. Step 4: Simplify right side
    99,141.22x = 3,757,856,207.32
  5. Step 5: Solve for x
    x = 3,757,856,207.32/99,141.22
  6. Step 6: Final answer
    x = 37,904.07

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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.