Home / 76,286.08-105,274.20-44,008.84

Finding the Fourth Proportional to 76,286.08, 105,274.20 and 44,008.84

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Solution

The fourth proportional to 76,286.08, 105,274.20 and 44,008.84 is: 60,731.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,286.08 : 105,274.20 = 44,008.84 : x
  2. Step 2: Convert to fraction form
    76,286.08/105,274.20 = 44,008.84/x
  3. Step 3: Cross multiply
    76,286.08x = 105,274.20 × 44,008.84
  4. Step 4: Simplify right side
    76,286.08x = 4,632,995,423.93
  5. Step 5: Solve for x
    x = 4,632,995,423.93/76,286.08
  6. Step 6: Final answer
    x = 60,731.86

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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.