Home / 124,643.58-186,965.68-49,769.82

Finding the Fourth Proportional to 124,643.58, 186,965.68 and 49,769.82

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Solution

The fourth proportional to 124,643.58, 186,965.68 and 49,769.82 is: 74,654.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,643.58 : 186,965.68 = 49,769.82 : x
  2. Step 2: Convert to fraction form
    124,643.58/186,965.68 = 49,769.82/x
  3. Step 3: Cross multiply
    124,643.58x = 186,965.68 × 49,769.82
  4. Step 4: Simplify right side
    124,643.58x = 9,305,248,239.78
  5. Step 5: Solve for x
    x = 9,305,248,239.78/124,643.58
  6. Step 6: Final answer
    x = 74,654.85

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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.