Home / 220,108.52-329,839.14-130,058.66

Finding the Fourth Proportional to 220,108.52, 329,839.14 and 130,058.66

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Solution

The fourth proportional to 220,108.52, 329,839.14 and 130,058.66 is: 194,896.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,108.52 : 329,839.14 = 130,058.66 : x
  2. Step 2: Convert to fraction form
    220,108.52/329,839.14 = 130,058.66/x
  3. Step 3: Cross multiply
    220,108.52x = 329,839.14 × 130,058.66
  4. Step 4: Simplify right side
    220,108.52x = 42,898,436,563.95
  5. Step 5: Solve for x
    x = 42,898,436,563.95/220,108.52
  6. Step 6: Final answer
    x = 194,896.76

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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.