Home / 55,271.10-82,906.65-50,432.70

Finding the Fourth Proportional to 55,271.10, 82,906.65 and 50,432.70

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Solution

The fourth proportional to 55,271.10, 82,906.65 and 50,432.70 is: 75,649.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,271.10 : 82,906.65 = 50,432.70 : x
  2. Step 2: Convert to fraction form
    55,271.10/82,906.65 = 50,432.70/x
  3. Step 3: Cross multiply
    55,271.10x = 82,906.65 × 50,432.70
  4. Step 4: Simplify right side
    55,271.10x = 4,181,206,207.46
  5. Step 5: Solve for x
    x = 4,181,206,207.46/55,271.10
  6. Step 6: Final answer
    x = 75,649.05

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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.