Home / 165,019.50-247,534.11-40,360.50

Finding the Fourth Proportional to 165,019.50, 247,534.11 and 40,360.50

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Solution

The fourth proportional to 165,019.50, 247,534.11 and 40,360.50 is: 60,541.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,019.50 : 247,534.11 = 40,360.50 : x
  2. Step 2: Convert to fraction form
    165,019.50/247,534.11 = 40,360.50/x
  3. Step 3: Cross multiply
    165,019.50x = 247,534.11 × 40,360.50
  4. Step 4: Simplify right side
    165,019.50x = 9,990,600,446.66
  5. Step 5: Solve for x
    x = 9,990,600,446.66/165,019.50
  6. Step 6: Final answer
    x = 60,541.94

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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.