Home / 112,867.08-155,401.92-95,835.48

Finding the Fourth Proportional to 112,867.08, 155,401.92 and 95,835.48

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Solution

The fourth proportional to 112,867.08, 155,401.92 and 95,835.48 is: 131,951.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,867.08 : 155,401.92 = 95,835.48 : x
  2. Step 2: Convert to fraction form
    112,867.08/155,401.92 = 95,835.48/x
  3. Step 3: Cross multiply
    112,867.08x = 155,401.92 × 95,835.48
  4. Step 4: Simplify right side
    112,867.08x = 14,893,017,596.12
  5. Step 5: Solve for x
    x = 14,893,017,596.12/112,867.08
  6. Step 6: Final answer
    x = 131,951.83

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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.