Home / 104,331,016.96-156,275,894.40-65,972,734.72

Finding the Fourth Proportional to 104,331,016.96, 156,275,894.40 and 65,972,734.72

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Solution

The fourth proportional to 104,331,016.96, 156,275,894.40 and 65,972,734.72 is: 98,819,588.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,331,016.96 : 156,275,894.40 = 65,972,734.72 : x
  2. Step 2: Convert to fraction form
    104,331,016.96/156,275,894.40 = 65,972,734.72/x
  3. Step 3: Cross multiply
    104,331,016.96x = 156,275,894.40 × 65,972,734.72
  4. Step 4: Simplify right side
    104,331,016.96x = 10,309,948,124,381,934
  5. Step 5: Solve for x
    x = 10,309,948,124,381,934/104,331,016.96
  6. Step 6: Final answer
    x = 98,819,588.12

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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.