Home / 112,005.06-168,032.22-82,332.96

Finding the Fourth Proportional to 112,005.06, 168,032.22 and 82,332.96

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Solution

The fourth proportional to 112,005.06, 168,032.22 and 82,332.96 is: 123,517.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,005.06 : 168,032.22 = 82,332.96 : x
  2. Step 2: Convert to fraction form
    112,005.06/168,032.22 = 82,332.96/x
  3. Step 3: Cross multiply
    112,005.06x = 168,032.22 × 82,332.96
  4. Step 4: Simplify right side
    112,005.06x = 13,834,590,047.97
  5. Step 5: Solve for x
    x = 13,834,590,047.97/112,005.06
  6. Step 6: Final answer
    x = 123,517.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.