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Finding the Fourth Proportional to 62,205.56, 85,843.70 and 35,348.10

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Solution

The fourth proportional to 62,205.56, 85,843.70 and 35,348.10 is: 48,780.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,205.56 : 85,843.70 = 35,348.10 : x
  2. Step 2: Convert to fraction form
    62,205.56/85,843.70 = 35,348.10/x
  3. Step 3: Cross multiply
    62,205.56x = 85,843.70 × 35,348.10
  4. Step 4: Simplify right side
    62,205.56x = 3,034,411,780.34
  5. Step 5: Solve for x
    x = 3,034,411,780.34/62,205.56
  6. Step 6: Final answer
    x = 48,780.39

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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.