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Finding the Fourth Proportional to 61,043.50, 84,232.92 and 35,555.46

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Solution

The fourth proportional to 61,043.50, 84,232.92 and 35,555.46 is: 49,062.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,043.50 : 84,232.92 = 35,555.46 : x
  2. Step 2: Convert to fraction form
    61,043.50/84,232.92 = 35,555.46/x
  3. Step 3: Cross multiply
    61,043.50x = 84,232.92 × 35,555.46
  4. Step 4: Simplify right side
    61,043.50x = 2,994,940,217.74
  5. Step 5: Solve for x
    x = 2,994,940,217.74/61,043.50
  6. Step 6: Final answer
    x = 49,062.39

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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.