Home / 94,781.92-130,799.10-51,762

Finding the Fourth Proportional to 94,781.92, 130,799.10 and 51,762

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Solution

The fourth proportional to 94,781.92, 130,799.10 and 51,762 is: 71,431.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,781.92 : 130,799.10 = 51,762 : x
  2. Step 2: Convert to fraction form
    94,781.92/130,799.10 = 51,762/x
  3. Step 3: Cross multiply
    94,781.92x = 130,799.10 × 51,762
  4. Step 4: Simplify right side
    94,781.92x = 6,770,423,014.20
  5. Step 5: Solve for x
    x = 6,770,423,014.20/94,781.92
  6. Step 6: Final answer
    x = 71,431.59

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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.