Home / 68,673.36-94,758.28-38,459.96

Finding the Fourth Proportional to 68,673.36, 94,758.28 and 38,459.96

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Solution

The fourth proportional to 68,673.36, 94,758.28 and 38,459.96 is: 53,068.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,673.36 : 94,758.28 = 38,459.96 : x
  2. Step 2: Convert to fraction form
    68,673.36/94,758.28 = 38,459.96/x
  3. Step 3: Cross multiply
    68,673.36x = 94,758.28 × 38,459.96
  4. Step 4: Simplify right side
    68,673.36x = 3,644,399,658.47
  5. Step 5: Solve for x
    x = 3,644,399,658.47/68,673.36
  6. Step 6: Final answer
    x = 53,068.61

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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.