Home / 104,918.52-157,343.70-34,779

Finding the Fourth Proportional to 104,918.52, 157,343.70 and 34,779

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Solution

The fourth proportional to 104,918.52, 157,343.70 and 34,779 is: 52,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,918.52 : 157,343.70 = 34,779 : x
  2. Step 2: Convert to fraction form
    104,918.52/157,343.70 = 34,779/x
  3. Step 3: Cross multiply
    104,918.52x = 157,343.70 × 34,779
  4. Step 4: Simplify right side
    104,918.52x = 5,472,256,542.30
  5. Step 5: Solve for x
    x = 5,472,256,542.30/104,918.52
  6. Step 6: Final answer
    x = 52,157.20

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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.