Home / 265,147.12-365,910.76-144,296.20

Finding the Fourth Proportional to 265,147.12, 365,910.76 and 144,296.20

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Solution

The fourth proportional to 265,147.12, 365,910.76 and 144,296.20 is: 199,132.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,147.12 : 365,910.76 = 144,296.20 : x
  2. Step 2: Convert to fraction form
    265,147.12/365,910.76 = 144,296.20/x
  3. Step 3: Cross multiply
    265,147.12x = 365,910.76 × 144,296.20
  4. Step 4: Simplify right side
    265,147.12x = 52,799,532,207.11
  5. Step 5: Solve for x
    x = 52,799,532,207.11/265,147.12
  6. Step 6: Final answer
    x = 199,132.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.