Home / 68,517.54-94,552.65-40,225.86

Finding the Fourth Proportional to 68,517.54, 94,552.65 and 40,225.86

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Solution

The fourth proportional to 68,517.54, 94,552.65 and 40,225.86 is: 55,510.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,517.54 : 94,552.65 = 40,225.86 : x
  2. Step 2: Convert to fraction form
    68,517.54/94,552.65 = 40,225.86/x
  3. Step 3: Cross multiply
    68,517.54x = 94,552.65 × 40,225.86
  4. Step 4: Simplify right side
    68,517.54x = 3,803,461,661.53
  5. Step 5: Solve for x
    x = 3,803,461,661.53/68,517.54
  6. Step 6: Final answer
    x = 55,510.77

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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.