Home / 94,423.54-130,305.36-51,982.78

Finding the Fourth Proportional to 94,423.54, 130,305.36 and 51,982.78

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Solution

The fourth proportional to 94,423.54, 130,305.36 and 51,982.78 is: 71,736.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,423.54 : 130,305.36 = 51,982.78 : x
  2. Step 2: Convert to fraction form
    94,423.54/130,305.36 = 51,982.78/x
  3. Step 3: Cross multiply
    94,423.54x = 130,305.36 × 51,982.78
  4. Step 4: Simplify right side
    94,423.54x = 6,773,634,861.70
  5. Step 5: Solve for x
    x = 6,773,634,861.70/94,423.54
  6. Step 6: Final answer
    x = 71,736.72

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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.