Home / 68,840.04-94,987.98-40,541.88

Finding the Fourth Proportional to 68,840.04, 94,987.98 and 40,541.88

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Solution

The fourth proportional to 68,840.04, 94,987.98 and 40,541.88 is: 55,941.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,840.04 : 94,987.98 = 40,541.88 : x
  2. Step 2: Convert to fraction form
    68,840.04/94,987.98 = 40,541.88/x
  3. Step 3: Cross multiply
    68,840.04x = 94,987.98 × 40,541.88
  4. Step 4: Simplify right side
    68,840.04x = 3,850,991,286.60
  5. Step 5: Solve for x
    x = 3,850,991,286.60/68,840.04
  6. Step 6: Final answer
    x = 55,941.15

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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.