Home / 180,712.23-270,853.29-136,192.20

Finding the Fourth Proportional to 180,712.23, 270,853.29 and 136,192.20

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Solution

The fourth proportional to 180,712.23, 270,853.29 and 136,192.20 is: 204,126.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,712.23 : 270,853.29 = 136,192.20 : x
  2. Step 2: Convert to fraction form
    180,712.23/270,853.29 = 136,192.20/x
  3. Step 3: Cross multiply
    180,712.23x = 270,853.29 × 136,192.20
  4. Step 4: Simplify right side
    180,712.23x = 36,888,105,442.34
  5. Step 5: Solve for x
    x = 36,888,105,442.34/180,712.23
  6. Step 6: Final answer
    x = 204,126.23

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1.5x scale

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.