Home / 121,778.24-182,667.52-33,031.68

Finding the Fourth Proportional to 121,778.24, 182,667.52 and 33,031.68

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Solution

The fourth proportional to 121,778.24, 182,667.52 and 33,031.68 is: 49,547.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,778.24 : 182,667.52 = 33,031.68 : x
  2. Step 2: Convert to fraction form
    121,778.24/182,667.52 = 33,031.68/x
  3. Step 3: Cross multiply
    121,778.24x = 182,667.52 × 33,031.68
  4. Step 4: Simplify right side
    121,778.24x = 6,033,815,067.03
  5. Step 5: Solve for x
    x = 6,033,815,067.03/121,778.24
  6. Step 6: Final answer
    x = 49,547.56

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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.