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Finding the Fourth Proportional to 68,224.46, 94,156.70 and 38,014.70

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Solution

The fourth proportional to 68,224.46, 94,156.70 and 38,014.70 is: 52,464.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,224.46 : 94,156.70 = 38,014.70 : x
  2. Step 2: Convert to fraction form
    68,224.46/94,156.70 = 38,014.70/x
  3. Step 3: Cross multiply
    68,224.46x = 94,156.70 × 38,014.70
  4. Step 4: Simplify right side
    68,224.46x = 3,579,338,703.49
  5. Step 5: Solve for x
    x = 3,579,338,703.49/68,224.46
  6. Step 6: Final answer
    x = 52,464.16

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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.