Home / 215,552.24-297,454.38-120,053.78

Finding the Fourth Proportional to 215,552.24, 297,454.38 and 120,053.78

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Solution

The fourth proportional to 215,552.24, 297,454.38 and 120,053.78 is: 165,669.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,552.24 : 297,454.38 = 120,053.78 : x
  2. Step 2: Convert to fraction form
    215,552.24/297,454.38 = 120,053.78/x
  3. Step 3: Cross multiply
    215,552.24x = 297,454.38 × 120,053.78
  4. Step 4: Simplify right side
    215,552.24x = 35,710,522,696.56
  5. Step 5: Solve for x
    x = 35,710,522,696.56/215,552.24
  6. Step 6: Final answer
    x = 165,669.92

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1.5x scale

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.