Home / 165,207.80-247,837.62-98,723

Finding the Fourth Proportional to 165,207.80, 247,837.62 and 98,723

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Solution

The fourth proportional to 165,207.80, 247,837.62 and 98,723 is: 148,099.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,207.80 : 247,837.62 = 98,723 : x
  2. Step 2: Convert to fraction form
    165,207.80/247,837.62 = 98,723/x
  3. Step 3: Cross multiply
    165,207.80x = 247,837.62 × 98,723
  4. Step 4: Simplify right side
    165,207.80x = 24,467,273,359.26
  5. Step 5: Solve for x
    x = 24,467,273,359.26/165,207.80
  6. Step 6: Final answer
    x = 148,099.99

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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.