Home / 253,581.16-349,961.70-140,414.44

Finding the Fourth Proportional to 253,581.16, 349,961.70 and 140,414.44

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Solution

The fourth proportional to 253,581.16, 349,961.70 and 140,414.44 is: 193,782.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,581.16 : 349,961.70 = 140,414.44 : x
  2. Step 2: Convert to fraction form
    253,581.16/349,961.70 = 140,414.44/x
  3. Step 3: Cross multiply
    253,581.16x = 349,961.70 × 140,414.44
  4. Step 4: Simplify right side
    253,581.16x = 49,139,676,126.95
  5. Step 5: Solve for x
    x = 49,139,676,126.95/253,581.16
  6. Step 6: Final answer
    x = 193,782.84

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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.