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Finding the Fourth Proportional to 62,191.64, 85,824.50 and 35,334.20

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Solution

The fourth proportional to 62,191.64, 85,824.50 and 35,334.20 is: 48,761.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,191.64 : 85,824.50 = 35,334.20 : x
  2. Step 2: Convert to fraction form
    62,191.64/85,824.50 = 35,334.20/x
  3. Step 3: Cross multiply
    62,191.64x = 85,824.50 × 35,334.20
  4. Step 4: Simplify right side
    62,191.64x = 3,032,540,047.90
  5. Step 5: Solve for x
    x = 3,032,540,047.90/62,191.64
  6. Step 6: Final answer
    x = 48,761.22

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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.