Home / 147,824.25-203,997.48-79,841.22

Finding the Fourth Proportional to 147,824.25, 203,997.48 and 79,841.22

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Solution

The fourth proportional to 147,824.25, 203,997.48 and 79,841.22 is: 110,180.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,824.25 : 203,997.48 = 79,841.22 : x
  2. Step 2: Convert to fraction form
    147,824.25/203,997.48 = 79,841.22/x
  3. Step 3: Cross multiply
    147,824.25x = 203,997.48 × 79,841.22
  4. Step 4: Simplify right side
    147,824.25x = 16,287,407,680.13
  5. Step 5: Solve for x
    x = 16,287,407,680.13/147,824.25
  6. Step 6: Final answer
    x = 110,180.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.