Home / 110,386.61-165,581.47-31,500.85

Finding the Fourth Proportional to 110,386.61, 165,581.47 and 31,500.85

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Solution

The fourth proportional to 110,386.61, 165,581.47 and 31,500.85 is: 47,251.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,386.61 : 165,581.47 = 31,500.85 : x
  2. Step 2: Convert to fraction form
    110,386.61/165,581.47 = 31,500.85/x
  3. Step 3: Cross multiply
    110,386.61x = 165,581.47 × 31,500.85
  4. Step 4: Simplify right side
    110,386.61x = 5,215,956,221.34
  5. Step 5: Solve for x
    x = 5,215,956,221.34/110,386.61
  6. Step 6: Final answer
    x = 47,251.71

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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.