Home / 165,207.41-247,811.31-45,265.38

Finding the Fourth Proportional to 165,207.41, 247,811.31 and 45,265.38

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Solution

The fourth proportional to 165,207.41, 247,811.31 and 45,265.38 is: 67,898.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,207.41 : 247,811.31 = 45,265.38 : x
  2. Step 2: Convert to fraction form
    165,207.41/247,811.31 = 45,265.38/x
  3. Step 3: Cross multiply
    165,207.41x = 247,811.31 × 45,265.38
  4. Step 4: Simplify right side
    165,207.41x = 11,217,272,889.12
  5. Step 5: Solve for x
    x = 11,217,272,889.12/165,207.41
  6. Step 6: Final answer
    x = 67,898.12

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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.