Home / 61,020.39-91,544.38-32,939.84

Finding the Fourth Proportional to 61,020.39, 91,544.38 and 32,939.84

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Solution

The fourth proportional to 61,020.39, 91,544.38 and 32,939.84 is: 49,417.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,020.39 : 91,544.38 = 32,939.84 : x
  2. Step 2: Convert to fraction form
    61,020.39/91,544.38 = 32,939.84/x
  3. Step 3: Cross multiply
    61,020.39x = 91,544.38 × 32,939.84
  4. Step 4: Simplify right side
    61,020.39x = 3,015,457,230.10
  5. Step 5: Solve for x
    x = 3,015,457,230.10/61,020.39
  6. Step 6: Final answer
    x = 49,417.21

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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.