Home / 100,686.24-151,047.60-41,489.04

Finding the Fourth Proportional to 100,686.24, 151,047.60 and 41,489.04

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Solution

The fourth proportional to 100,686.24, 151,047.60 and 41,489.04 is: 62,241.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,686.24 : 151,047.60 = 41,489.04 : x
  2. Step 2: Convert to fraction form
    100,686.24/151,047.60 = 41,489.04/x
  3. Step 3: Cross multiply
    100,686.24x = 151,047.60 × 41,489.04
  4. Step 4: Simplify right side
    100,686.24x = 6,266,819,918.30
  5. Step 5: Solve for x
    x = 6,266,819,918.30/100,686.24
  6. Step 6: Final answer
    x = 62,241.08

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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.