Home / 107,734.60-161,861.10-96,329.80

Finding the Fourth Proportional to 107,734.60, 161,861.10 and 96,329.80

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Solution

The fourth proportional to 107,734.60, 161,861.10 and 96,329.80 is: 144,726.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,734.60 : 161,861.10 = 96,329.80 : x
  2. Step 2: Convert to fraction form
    107,734.60/161,861.10 = 96,329.80/x
  3. Step 3: Cross multiply
    107,734.60x = 161,861.10 × 96,329.80
  4. Step 4: Simplify right side
    107,734.60x = 15,592,047,390.78
  5. Step 5: Solve for x
    x = 15,592,047,390.78/107,734.60
  6. Step 6: Final answer
    x = 144,726.46

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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.