Home / 149,615.10-224,094.60-129,932.10

Finding the Fourth Proportional to 149,615.10, 224,094.60 and 129,932.10

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Solution

The fourth proportional to 149,615.10, 224,094.60 and 129,932.10 is: 194,613.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,615.10 : 224,094.60 = 129,932.10 : x
  2. Step 2: Convert to fraction form
    149,615.10/224,094.60 = 129,932.10/x
  3. Step 3: Cross multiply
    149,615.10x = 224,094.60 × 129,932.10
  4. Step 4: Simplify right side
    149,615.10x = 29,117,081,976.66
  5. Step 5: Solve for x
    x = 29,117,081,976.66/149,615.10
  6. Step 6: Final answer
    x = 194,613.26

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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.