Home / 159,696.06-220,390.65-88,076.22

Finding the Fourth Proportional to 159,696.06, 220,390.65 and 88,076.22

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Solution

The fourth proportional to 159,696.06, 220,390.65 and 88,076.22 is: 121,550.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,696.06 : 220,390.65 = 88,076.22 : x
  2. Step 2: Convert to fraction form
    159,696.06/220,390.65 = 88,076.22/x
  3. Step 3: Cross multiply
    159,696.06x = 220,390.65 × 88,076.22
  4. Step 4: Simplify right side
    159,696.06x = 19,411,175,375.34
  5. Step 5: Solve for x
    x = 19,411,175,375.34/159,696.06
  6. Step 6: Final answer
    x = 121,550.75

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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.