Home / 220,109.10-329,944.95-101,573.70

Finding the Fourth Proportional to 220,109.10, 329,944.95 and 101,573.70

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Solution

The fourth proportional to 220,109.10, 329,944.95 and 101,573.70 is: 152,259.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,109.10 : 329,944.95 = 101,573.70 : x
  2. Step 2: Convert to fraction form
    220,109.10/329,944.95 = 101,573.70/x
  3. Step 3: Cross multiply
    220,109.10x = 329,944.95 × 101,573.70
  4. Step 4: Simplify right side
    220,109.10x = 33,513,729,367.82
  5. Step 5: Solve for x
    x = 33,513,729,367.82/220,109.10
  6. Step 6: Final answer
    x = 152,259.63

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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.