Home / 165,213.22-247,820.64-40,554.22

Finding the Fourth Proportional to 165,213.22, 247,820.64 and 40,554.22

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Solution

The fourth proportional to 165,213.22, 247,820.64 and 40,554.22 is: 60,831.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,213.22 : 247,820.64 = 40,554.22 : x
  2. Step 2: Convert to fraction form
    165,213.22/247,820.64 = 40,554.22/x
  3. Step 3: Cross multiply
    165,213.22x = 247,820.64 × 40,554.22
  4. Step 4: Simplify right side
    165,213.22x = 10,050,172,755.10
  5. Step 5: Solve for x
    x = 10,050,172,755.10/165,213.22
  6. Step 6: Final answer
    x = 60,831.53

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1.5x scale

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.