Home / 126,089.33-174,000.89-68,729.18

Finding the Fourth Proportional to 126,089.33, 174,000.89 and 68,729.18

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Solution

The fourth proportional to 126,089.33, 174,000.89 and 68,729.18 is: 94,844.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,089.33 : 174,000.89 = 68,729.18 : x
  2. Step 2: Convert to fraction form
    126,089.33/174,000.89 = 68,729.18/x
  3. Step 3: Cross multiply
    126,089.33x = 174,000.89 × 68,729.18
  4. Step 4: Simplify right side
    126,089.33x = 11,958,937,790.79
  5. Step 5: Solve for x
    x = 11,958,937,790.79/126,089.33
  6. Step 6: Final answer
    x = 94,844.97

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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.