Home / 126,048.04-173,942.82-68,686.12

Finding the Fourth Proportional to 126,048.04, 173,942.82 and 68,686.12

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Solution

The fourth proportional to 126,048.04, 173,942.82 and 68,686.12 is: 94,784.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,048.04 : 173,942.82 = 68,686.12 : x
  2. Step 2: Convert to fraction form
    126,048.04/173,942.82 = 68,686.12/x
  3. Step 3: Cross multiply
    126,048.04x = 173,942.82 × 68,686.12
  4. Step 4: Simplify right side
    126,048.04x = 11,947,457,407.66
  5. Step 5: Solve for x
    x = 11,947,457,407.66/126,048.04
  6. Step 6: Final answer
    x = 94,784.95

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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.