Home / 215,849.47-297,864.91-119,057.16

Finding the Fourth Proportional to 215,849.47, 297,864.91 and 119,057.16

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Solution

The fourth proportional to 215,849.47, 297,864.91 and 119,057.16 is: 164,294.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,849.47 : 297,864.91 = 119,057.16 : x
  2. Step 2: Convert to fraction form
    215,849.47/297,864.91 = 119,057.16/x
  3. Step 3: Cross multiply
    215,849.47x = 297,864.91 × 119,057.16
  4. Step 4: Simplify right side
    215,849.47x = 35,462,951,377.61
  5. Step 5: Solve for x
    x = 35,462,951,377.61/215,849.47
  6. Step 6: Final answer
    x = 164,294.83

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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.