Home / 68,306.19-94,262.16-38,091.90

Finding the Fourth Proportional to 68,306.19, 94,262.16 and 38,091.90

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Solution

The fourth proportional to 68,306.19, 94,262.16 and 38,091.90 is: 52,566.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,306.19 : 94,262.16 = 38,091.90 : x
  2. Step 2: Convert to fraction form
    68,306.19/94,262.16 = 38,091.90/x
  3. Step 3: Cross multiply
    68,306.19x = 94,262.16 × 38,091.90
  4. Step 4: Simplify right side
    68,306.19x = 3,590,624,772.50
  5. Step 5: Solve for x
    x = 3,590,624,772.50/68,306.19
  6. Step 6: Final answer
    x = 52,566.61

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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.