Home / 62,205.78-85,841.43-34,981.09

Finding the Fourth Proportional to 62,205.78, 85,841.43 and 34,981.09

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Solution

The fourth proportional to 62,205.78, 85,841.43 and 34,981.09 is: 48,272.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,205.78 : 85,841.43 = 34,981.09 : x
  2. Step 2: Convert to fraction form
    62,205.78/85,841.43 = 34,981.09/x
  3. Step 3: Cross multiply
    62,205.78x = 85,841.43 × 34,981.09
  4. Step 4: Simplify right side
    62,205.78x = 3,002,826,788.56
  5. Step 5: Solve for x
    x = 3,002,826,788.56/62,205.78
  6. Step 6: Final answer
    x = 48,272.47

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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.