Home / 215,922.60-297,972.18-119,123.82

Finding the Fourth Proportional to 215,922.60, 297,972.18 and 119,123.82

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Solution

The fourth proportional to 215,922.60, 297,972.18 and 119,123.82 is: 164,390.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,922.60 : 297,972.18 = 119,123.82 : x
  2. Step 2: Convert to fraction form
    215,922.60/297,972.18 = 119,123.82/x
  3. Step 3: Cross multiply
    215,922.60x = 297,972.18 × 119,123.82
  4. Step 4: Simplify right side
    215,922.60x = 35,495,584,335.33
  5. Step 5: Solve for x
    x = 35,495,584,335.33/215,922.60
  6. Step 6: Final answer
    x = 164,390.32

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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.