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Finding the Fourth Proportional to 61,251.57, 84,524.45 and 34,393.59

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Solution

The fourth proportional to 61,251.57, 84,524.45 and 34,393.59 is: 47,461.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,251.57 : 84,524.45 = 34,393.59 : x
  2. Step 2: Convert to fraction form
    61,251.57/84,524.45 = 34,393.59/x
  3. Step 3: Cross multiply
    61,251.57x = 84,524.45 × 34,393.59
  4. Step 4: Simplify right side
    61,251.57x = 2,907,099,106.31
  5. Step 5: Solve for x
    x = 2,907,099,106.31/61,251.57
  6. Step 6: Final answer
    x = 47,461.63

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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.