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Finding the Fourth Proportional to 61,226.48, 84,482.52 and 36,072.56

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Solution

The fourth proportional to 61,226.48, 84,482.52 and 36,072.56 is: 49,774.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,226.48 : 84,482.52 = 36,072.56 : x
  2. Step 2: Convert to fraction form
    61,226.48/84,482.52 = 36,072.56/x
  3. Step 3: Cross multiply
    61,226.48x = 84,482.52 × 36,072.56
  4. Step 4: Simplify right side
    61,226.48x = 3,047,500,771.65
  5. Step 5: Solve for x
    x = 3,047,500,771.65/61,226.48
  6. Step 6: Final answer
    x = 49,774.23

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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.