Home / 165,014.50-247,482.10-76,182.66

Finding the Fourth Proportional to 165,014.50, 247,482.10 and 76,182.66

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Solution

The fourth proportional to 165,014.50, 247,482.10 and 76,182.66 is: 114,255.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,014.50 : 247,482.10 = 76,182.66 : x
  2. Step 2: Convert to fraction form
    165,014.50/247,482.10 = 76,182.66/x
  3. Step 3: Cross multiply
    165,014.50x = 247,482.10 × 76,182.66
  4. Step 4: Simplify right side
    165,014.50x = 18,853,844,680.39
  5. Step 5: Solve for x
    x = 18,853,844,680.39/165,014.50
  6. Step 6: Final answer
    x = 114,255.68

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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.