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Finding the Fourth Proportional to 62,213.64, 85,857.12 and 35,360.70

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Solution

The fourth proportional to 62,213.64, 85,857.12 and 35,360.70 is: 48,799.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,213.64 : 85,857.12 = 35,360.70 : x
  2. Step 2: Convert to fraction form
    62,213.64/85,857.12 = 35,360.70/x
  3. Step 3: Cross multiply
    62,213.64x = 85,857.12 × 35,360.70
  4. Step 4: Simplify right side
    62,213.64x = 3,035,967,863.18
  5. Step 5: Solve for x
    x = 3,035,967,863.18/62,213.64
  6. Step 6: Final answer
    x = 48,799.07

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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.