Home / 215,154.36-296,876.94-119,648.28

Finding the Fourth Proportional to 215,154.36, 296,876.94 and 119,648.28

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Solution

The fourth proportional to 215,154.36, 296,876.94 and 119,648.28 is: 165,094.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,154.36 : 296,876.94 = 119,648.28 : x
  2. Step 2: Convert to fraction form
    215,154.36/296,876.94 = 119,648.28/x
  3. Step 3: Cross multiply
    215,154.36x = 296,876.94 × 119,648.28
  4. Step 4: Simplify right side
    215,154.36x = 35,520,815,242.66
  5. Step 5: Solve for x
    x = 35,520,815,242.66/215,154.36
  6. Step 6: Final answer
    x = 165,094.56

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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.