Home / 82,902.08-114,401.51-50,690.96

Finding the Fourth Proportional to 82,902.08, 114,401.51 and 50,690.96

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Solution

The fourth proportional to 82,902.08, 114,401.51 and 50,690.96 is: 69,951.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,902.08 : 114,401.51 = 50,690.96 : x
  2. Step 2: Convert to fraction form
    82,902.08/114,401.51 = 50,690.96/x
  3. Step 3: Cross multiply
    82,902.08x = 114,401.51 × 50,690.96
  4. Step 4: Simplify right side
    82,902.08x = 5,799,122,160.98
  5. Step 5: Solve for x
    x = 5,799,122,160.98/82,902.08
  6. Step 6: Final answer
    x = 69,951.47

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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.