Home / 68,538.52-94,576.71-38,319.65

Finding the Fourth Proportional to 68,538.52, 94,576.71 and 38,319.65

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Solution

The fourth proportional to 68,538.52, 94,576.71 and 38,319.65 is: 52,877.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,538.52 : 94,576.71 = 38,319.65 : x
  2. Step 2: Convert to fraction form
    68,538.52/94,576.71 = 38,319.65/x
  3. Step 3: Cross multiply
    68,538.52x = 94,576.71 × 38,319.65
  4. Step 4: Simplify right side
    68,538.52x = 3,624,146,425.35
  5. Step 5: Solve for x
    x = 3,624,146,425.35/68,538.52
  6. Step 6: Final answer
    x = 52,877.51

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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.