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Finding the Fourth Proportional to 62,085, 85,617.74 and 41,713.08

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Solution

The fourth proportional to 62,085, 85,617.74 and 41,713.08 is: 57,524.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,085 : 85,617.74 = 41,713.08 : x
  2. Step 2: Convert to fraction form
    62,085/85,617.74 = 41,713.08/x
  3. Step 3: Cross multiply
    62,085x = 85,617.74 × 41,713.08
  4. Step 4: Simplify right side
    62,085x = 3,571,379,638.04
  5. Step 5: Solve for x
    x = 3,571,379,638.04/62,085
  6. Step 6: Final answer
    x = 57,524.03

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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.