Home / 104,217.12-156,340.26-34,082.46

Finding the Fourth Proportional to 104,217.12, 156,340.26 and 34,082.46

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Solution

The fourth proportional to 104,217.12, 156,340.26 and 34,082.46 is: 51,128.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,217.12 : 156,340.26 = 34,082.46 : x
  2. Step 2: Convert to fraction form
    104,217.12/156,340.26 = 34,082.46/x
  3. Step 3: Cross multiply
    104,217.12x = 156,340.26 × 34,082.46
  4. Step 4: Simplify right side
    104,217.12x = 5,328,460,657.84
  5. Step 5: Solve for x
    x = 5,328,460,657.84/104,217.12
  6. Step 6: Final answer
    x = 51,128.46

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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.