Home / 104,121.18-156,181.76-25,235.41

Finding the Fourth Proportional to 104,121.18, 156,181.76 and 25,235.41

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Solution

The fourth proportional to 104,121.18, 156,181.76 and 25,235.41 is: 37,853.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,121.18 : 156,181.76 = 25,235.41 : x
  2. Step 2: Convert to fraction form
    104,121.18/156,181.76 = 25,235.41/x
  3. Step 3: Cross multiply
    104,121.18x = 156,181.76 × 25,235.41
  4. Step 4: Simplify right side
    104,121.18x = 3,941,310,748.12
  5. Step 5: Solve for x
    x = 3,941,310,748.12/104,121.18
  6. Step 6: Final answer
    x = 37,853.11

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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.