Home / 220,111.10-329,947.95-101,575.70

Finding the Fourth Proportional to 220,111.10, 329,947.95 and 101,575.70

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Solution

The fourth proportional to 220,111.10, 329,947.95 and 101,575.70 is: 152,262.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,111.10 : 329,947.95 = 101,575.70 : x
  2. Step 2: Convert to fraction form
    220,111.10/329,947.95 = 101,575.70/x
  3. Step 3: Cross multiply
    220,111.10x = 329,947.95 × 101,575.70
  4. Step 4: Simplify right side
    220,111.10x = 33,514,693,984.82
  5. Step 5: Solve for x
    x = 33,514,693,984.82/220,111.10
  6. Step 6: Final answer
    x = 152,262.63

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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.