Home / 265,131.38-365,888.05-144,279.22

Finding the Fourth Proportional to 265,131.38, 365,888.05 and 144,279.22

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Solution

The fourth proportional to 265,131.38, 365,888.05 and 144,279.22 is: 199,108.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,131.38 : 365,888.05 = 144,279.22 : x
  2. Step 2: Convert to fraction form
    265,131.38/365,888.05 = 144,279.22/x
  3. Step 3: Cross multiply
    265,131.38x = 365,888.05 × 144,279.22
  4. Step 4: Simplify right side
    265,131.38x = 52,790,042,461.32
  5. Step 5: Solve for x
    x = 52,790,042,461.32/265,131.38
  6. Step 6: Final answer
    x = 199,108.99

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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.