Home / 126,294.30-174,283.52-68,934.76

Finding the Fourth Proportional to 126,294.30, 174,283.52 and 68,934.76

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Solution

The fourth proportional to 126,294.30, 174,283.52 and 68,934.76 is: 95,128.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,294.30 : 174,283.52 = 68,934.76 : x
  2. Step 2: Convert to fraction form
    126,294.30/174,283.52 = 68,934.76/x
  3. Step 3: Cross multiply
    126,294.30x = 174,283.52 × 68,934.76
  4. Step 4: Simplify right side
    126,294.30x = 12,014,192,623.16
  5. Step 5: Solve for x
    x = 12,014,192,623.16/126,294.30
  6. Step 6: Final answer
    x = 95,128.54

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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.