Home / 68,723.19-94,781.77-48,372.62

Finding the Fourth Proportional to 68,723.19, 94,781.77 and 48,372.62

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Solution

The fourth proportional to 68,723.19, 94,781.77 and 48,372.62 is: 66,714.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,723.19 : 94,781.77 = 48,372.62 : x
  2. Step 2: Convert to fraction form
    68,723.19/94,781.77 = 48,372.62/x
  3. Step 3: Cross multiply
    68,723.19x = 94,781.77 × 48,372.62
  4. Step 4: Simplify right side
    68,723.19x = 4,584,842,364.19
  5. Step 5: Solve for x
    x = 4,584,842,364.19/68,723.19
  6. Step 6: Final answer
    x = 66,714.63

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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.