Home / 127,425.33-175,851.45-70,069.02

Finding the Fourth Proportional to 127,425.33, 175,851.45 and 70,069.02

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Solution

The fourth proportional to 127,425.33, 175,851.45 and 70,069.02 is: 96,697.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,425.33 : 175,851.45 = 70,069.02 : x
  2. Step 2: Convert to fraction form
    127,425.33/175,851.45 = 70,069.02/x
  3. Step 3: Cross multiply
    127,425.33x = 175,851.45 × 70,069.02
  4. Step 4: Simplify right side
    127,425.33x = 12,321,738,767.08
  5. Step 5: Solve for x
    x = 12,321,738,767.08/127,425.33
  6. Step 6: Final answer
    x = 96,697.72

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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.