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Finding the Fourth Proportional to 62,105.48, 85,702.48 and 35,250.44

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Solution

The fourth proportional to 62,105.48, 85,702.48 and 35,250.44 is: 48,643.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,105.48 : 85,702.48 = 35,250.44 : x
  2. Step 2: Convert to fraction form
    62,105.48/85,702.48 = 35,250.44/x
  3. Step 3: Cross multiply
    62,105.48x = 85,702.48 × 35,250.44
  4. Step 4: Simplify right side
    62,105.48x = 3,021,050,129.09
  5. Step 5: Solve for x
    x = 3,021,050,129.09/62,105.48
  6. Step 6: Final answer
    x = 48,643.86

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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.