Home / 68,734.77-94,860-40,052.94

Finding the Fourth Proportional to 68,734.77, 94,860 and 40,052.94

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Solution

The fourth proportional to 68,734.77, 94,860 and 40,052.94 is: 55,276.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,734.77 : 94,860 = 40,052.94 : x
  2. Step 2: Convert to fraction form
    68,734.77/94,860 = 40,052.94/x
  3. Step 3: Cross multiply
    68,734.77x = 94,860 × 40,052.94
  4. Step 4: Simplify right side
    68,734.77x = 3,799,421,888.40
  5. Step 5: Solve for x
    x = 3,799,421,888.40/68,734.77
  6. Step 6: Final answer
    x = 55,276.56

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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.