Home / 155,924.82-215,231.58-92,262.48

Finding the Fourth Proportional to 155,924.82, 215,231.58 and 92,262.48

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Solution

The fourth proportional to 155,924.82, 215,231.58 and 92,262.48 is: 127,354.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,924.82 : 215,231.58 = 92,262.48 : x
  2. Step 2: Convert to fraction form
    155,924.82/215,231.58 = 92,262.48/x
  3. Step 3: Cross multiply
    155,924.82x = 215,231.58 × 92,262.48
  4. Step 4: Simplify right side
    155,924.82x = 19,857,799,345.12
  5. Step 5: Solve for x
    x = 19,857,799,345.12/155,924.82
  6. Step 6: Final answer
    x = 127,354.96

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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.