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Finding the Fourth Proportional to 61,097.70, 91,589.09 and 32,975.61

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Solution

The fourth proportional to 61,097.70, 91,589.09 and 32,975.61 is: 49,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,097.70 : 91,589.09 = 32,975.61 : x
  2. Step 2: Convert to fraction form
    61,097.70/91,589.09 = 32,975.61/x
  3. Step 3: Cross multiply
    61,097.70x = 91,589.09 × 32,975.61
  4. Step 4: Simplify right side
    61,097.70x = 3,020,205,947.22
  5. Step 5: Solve for x
    x = 3,020,205,947.22/61,097.70
  6. Step 6: Final answer
    x = 49,432.40

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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.