Home / 144,383.73-216,590.45-54,502.15

Finding the Fourth Proportional to 144,383.73, 216,590.45 and 54,502.15

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Solution

The fourth proportional to 144,383.73, 216,590.45 and 54,502.15 is: 81,758.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,383.73 : 216,590.45 = 54,502.15 : x
  2. Step 2: Convert to fraction form
    144,383.73/216,590.45 = 54,502.15/x
  3. Step 3: Cross multiply
    144,383.73x = 216,590.45 × 54,502.15
  4. Step 4: Simplify right side
    144,383.73x = 11,804,644,380.48
  5. Step 5: Solve for x
    x = 11,804,644,380.48/144,383.73
  6. Step 6: Final answer
    x = 81,758.83

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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.