Home / 167,452.18-231,077.01-99,475.36

Finding the Fourth Proportional to 167,452.18, 231,077.01 and 99,475.36

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Solution

The fourth proportional to 167,452.18, 231,077.01 and 99,475.36 is: 137,271.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,452.18 : 231,077.01 = 99,475.36 : x
  2. Step 2: Convert to fraction form
    167,452.18/231,077.01 = 99,475.36/x
  3. Step 3: Cross multiply
    167,452.18x = 231,077.01 × 99,475.36
  4. Step 4: Simplify right side
    167,452.18x = 22,986,468,757.47
  5. Step 5: Solve for x
    x = 22,986,468,757.47/167,452.18
  6. Step 6: Final answer
    x = 137,271.84

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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.