Home / 112,868.08-155,403.30-95,836.48

Finding the Fourth Proportional to 112,868.08, 155,403.30 and 95,836.48

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Solution

The fourth proportional to 112,868.08, 155,403.30 and 95,836.48 is: 131,953.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,868.08 : 155,403.30 = 95,836.48 : x
  2. Step 2: Convert to fraction form
    112,868.08/155,403.30 = 95,836.48/x
  3. Step 3: Cross multiply
    112,868.08x = 155,403.30 × 95,836.48
  4. Step 4: Simplify right side
    112,868.08x = 14,893,305,252.38
  5. Step 5: Solve for x
    x = 14,893,305,252.38/112,868.08
  6. Step 6: Final answer
    x = 131,953.21

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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.