Home / 104,576.56-156,862.36-25,690.68

Finding the Fourth Proportional to 104,576.56, 156,862.36 and 25,690.68

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Solution

The fourth proportional to 104,576.56, 156,862.36 and 25,690.68 is: 38,535.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,576.56 : 156,862.36 = 25,690.68 : x
  2. Step 2: Convert to fraction form
    104,576.56/156,862.36 = 25,690.68/x
  3. Step 3: Cross multiply
    104,576.56x = 156,862.36 × 25,690.68
  4. Step 4: Simplify right side
    104,576.56x = 4,029,900,694.80
  5. Step 5: Solve for x
    x = 4,029,900,694.80/104,576.56
  6. Step 6: Final answer
    x = 38,535.41

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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.