Home / 126,922.08-175,146.46-75,962.89

Finding the Fourth Proportional to 126,922.08, 175,146.46 and 75,962.89

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Solution

The fourth proportional to 126,922.08, 175,146.46 and 75,962.89 is: 104,825.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,922.08 : 175,146.46 = 75,962.89 : x
  2. Step 2: Convert to fraction form
    126,922.08/175,146.46 = 75,962.89/x
  3. Step 3: Cross multiply
    126,922.08x = 175,146.46 × 75,962.89
  4. Step 4: Simplify right side
    126,922.08x = 13,304,631,274.87
  5. Step 5: Solve for x
    x = 13,304,631,274.87/126,922.08
  6. Step 6: Final answer
    x = 104,825.19

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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.