Home / 126,440.92-174,490.98-69,083.79

Finding the Fourth Proportional to 126,440.92, 174,490.98 and 69,083.79

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Solution

The fourth proportional to 126,440.92, 174,490.98 and 69,083.79 is: 95,337.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,440.92 : 174,490.98 = 69,083.79 : x
  2. Step 2: Convert to fraction form
    126,440.92/174,490.98 = 69,083.79/x
  3. Step 3: Cross multiply
    126,440.92x = 174,490.98 × 69,083.79
  4. Step 4: Simplify right side
    126,440.92x = 12,054,498,941.08
  5. Step 5: Solve for x
    x = 12,054,498,941.08/126,440.92
  6. Step 6: Final answer
    x = 95,337.01

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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.