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Finding the Fourth Proportional to 61,310.24, 91,945.92 and 26,240.48

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Solution

The fourth proportional to 61,310.24, 91,945.92 and 26,240.48 is: 39,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,310.24 : 91,945.92 = 26,240.48 : x
  2. Step 2: Convert to fraction form
    61,310.24/91,945.92 = 26,240.48/x
  3. Step 3: Cross multiply
    61,310.24x = 91,945.92 × 26,240.48
  4. Step 4: Simplify right side
    61,310.24x = 2,412,705,074.84
  5. Step 5: Solve for x
    x = 2,412,705,074.84/61,310.24
  6. Step 6: Final answer
    x = 39,352.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.