Home / 68,727.62-94,842.57-40,045.49

Finding the Fourth Proportional to 68,727.62, 94,842.57 and 40,045.49

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Solution

The fourth proportional to 68,727.62, 94,842.57 and 40,045.49 is: 55,261.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,727.62 : 94,842.57 = 40,045.49 : x
  2. Step 2: Convert to fraction form
    68,727.62/94,842.57 = 40,045.49/x
  3. Step 3: Cross multiply
    68,727.62x = 94,842.57 × 40,045.49
  4. Step 4: Simplify right side
    68,727.62x = 3,798,017,753.62
  5. Step 5: Solve for x
    x = 3,798,017,753.62/68,727.62
  6. Step 6: Final answer
    x = 55,261.89

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1.5x scale

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.