Home / 98,248.62-135,577.14-57,975

Finding the Fourth Proportional to 98,248.62, 135,577.14 and 57,975

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Solution

The fourth proportional to 98,248.62, 135,577.14 and 57,975 is: 80,001.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,248.62 : 135,577.14 = 57,975 : x
  2. Step 2: Convert to fraction form
    98,248.62/135,577.14 = 57,975/x
  3. Step 3: Cross multiply
    98,248.62x = 135,577.14 × 57,975
  4. Step 4: Simplify right side
    98,248.62x = 7,860,084,691.50
  5. Step 5: Solve for x
    x = 7,860,084,691.50/98,248.62
  6. Step 6: Final answer
    x = 80,001.99

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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.