Home / 94,786.34-130,805.78-51,764.72

Finding the Fourth Proportional to 94,786.34, 130,805.78 and 51,764.72

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Solution

The fourth proportional to 94,786.34, 130,805.78 and 51,764.72 is: 71,435.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,786.34 : 130,805.78 = 51,764.72 : x
  2. Step 2: Convert to fraction form
    94,786.34/130,805.78 = 51,764.72/x
  3. Step 3: Cross multiply
    94,786.34x = 130,805.78 × 51,764.72
  4. Step 4: Simplify right side
    94,786.34x = 6,771,123,663.23
  5. Step 5: Solve for x
    x = 6,771,123,663.23/94,786.34
  6. Step 6: Final answer
    x = 71,435.65

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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.