Home / 74,993.36-112,490.03-51,767.42

Finding the Fourth Proportional to 74,993.36, 112,490.03 and 51,767.42

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Solution

The fourth proportional to 74,993.36, 112,490.03 and 51,767.42 is: 77,651.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,993.36 : 112,490.03 = 51,767.42 : x
  2. Step 2: Convert to fraction form
    74,993.36/112,490.03 = 51,767.42/x
  3. Step 3: Cross multiply
    74,993.36x = 112,490.03 × 51,767.42
  4. Step 4: Simplify right side
    74,993.36x = 5,823,318,195.79
  5. Step 5: Solve for x
    x = 5,823,318,195.79/74,993.36
  6. Step 6: Final answer
    x = 77,651.12

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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.