Home / 177,185.80-265,557.28-126,506.20

Finding the Fourth Proportional to 177,185.80, 265,557.28 and 126,506.20

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Solution

The fourth proportional to 177,185.80, 265,557.28 and 126,506.20 is: 189,601.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,185.80 : 265,557.28 = 126,506.20 : x
  2. Step 2: Convert to fraction form
    177,185.80/265,557.28 = 126,506.20/x
  3. Step 3: Cross multiply
    177,185.80x = 265,557.28 × 126,506.20
  4. Step 4: Simplify right side
    177,185.80x = 33,594,642,375.14
  5. Step 5: Solve for x
    x = 33,594,642,375.14/177,185.80
  6. Step 6: Final answer
    x = 189,601.21

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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.