Home / 68,255.17-94,199.78-38,043.25

Finding the Fourth Proportional to 68,255.17, 94,199.78 and 38,043.25

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Solution

The fourth proportional to 68,255.17, 94,199.78 and 38,043.25 is: 52,503.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,255.17 : 94,199.78 = 38,043.25 : x
  2. Step 2: Convert to fraction form
    68,255.17/94,199.78 = 38,043.25/x
  3. Step 3: Cross multiply
    68,255.17x = 94,199.78 × 38,043.25
  4. Step 4: Simplify right side
    68,255.17x = 3,583,665,780.49
  5. Step 5: Solve for x
    x = 3,583,665,780.49/68,255.17
  6. Step 6: Final answer
    x = 52,503.95

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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.