Home / 43,769.97-65,578.01-31,225.10

Finding the Fourth Proportional to 43,769.97, 65,578.01 and 31,225.10

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Solution

The fourth proportional to 43,769.97, 65,578.01 and 31,225.10 is: 46,782.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,769.97 : 65,578.01 = 31,225.10 : x
  2. Step 2: Convert to fraction form
    43,769.97/65,578.01 = 31,225.10/x
  3. Step 3: Cross multiply
    43,769.97x = 65,578.01 × 31,225.10
  4. Step 4: Simplify right side
    43,769.97x = 2,047,679,436.04
  5. Step 5: Solve for x
    x = 2,047,679,436.04/43,769.97
  6. Step 6: Final answer
    x = 46,782.75

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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.