Home / 98,092.19-135,362.57-54,487.56

Finding the Fourth Proportional to 98,092.19, 135,362.57 and 54,487.56

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Solution

The fourth proportional to 98,092.19, 135,362.57 and 54,487.56 is: 75,190.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,092.19 : 135,362.57 = 54,487.56 : x
  2. Step 2: Convert to fraction form
    98,092.19/135,362.57 = 54,487.56/x
  3. Step 3: Cross multiply
    98,092.19x = 135,362.57 × 54,487.56
  4. Step 4: Simplify right side
    98,092.19x = 7,375,575,614.04
  5. Step 5: Solve for x
    x = 7,375,575,614.04/98,092.19
  6. Step 6: Final answer
    x = 75,190.25

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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.