Home / 127,429.20-175,839.66-97,234.02

Finding the Fourth Proportional to 127,429.20, 175,839.66 and 97,234.02

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Solution

The fourth proportional to 127,429.20, 175,839.66 and 97,234.02 is: 134,173.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,429.20 : 175,839.66 = 97,234.02 : x
  2. Step 2: Convert to fraction form
    127,429.20/175,839.66 = 97,234.02/x
  3. Step 3: Cross multiply
    127,429.20x = 175,839.66 × 97,234.02
  4. Step 4: Simplify right side
    127,429.20x = 17,097,597,017.23
  5. Step 5: Solve for x
    x = 17,097,597,017.23/127,429.20
  6. Step 6: Final answer
    x = 134,173.31

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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.