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Finding the Fourth Proportional to 61,575.54, 84,974.27 and 33,281.25

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Solution

The fourth proportional to 61,575.54, 84,974.27 and 33,281.25 is: 45,928.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,575.54 : 84,974.27 = 33,281.25 : x
  2. Step 2: Convert to fraction form
    61,575.54/84,974.27 = 33,281.25/x
  3. Step 3: Cross multiply
    61,575.54x = 84,974.27 × 33,281.25
  4. Step 4: Simplify right side
    61,575.54x = 2,828,049,923.44
  5. Step 5: Solve for x
    x = 2,828,049,923.44/61,575.54
  6. Step 6: Final answer
    x = 45,928.14

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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.