Home / 141,494.88-195,268.08-77,837.52

Finding the Fourth Proportional to 141,494.88, 195,268.08 and 77,837.52

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Solution

The fourth proportional to 141,494.88, 195,268.08 and 77,837.52 is: 107,418.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,494.88 : 195,268.08 = 77,837.52 : x
  2. Step 2: Convert to fraction form
    141,494.88/195,268.08 = 77,837.52/x
  3. Step 3: Cross multiply
    141,494.88x = 195,268.08 × 77,837.52
  4. Step 4: Simplify right side
    141,494.88x = 15,199,183,082.36
  5. Step 5: Solve for x
    x = 15,199,183,082.36/141,494.88
  6. Step 6: Final answer
    x = 107,418.61

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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.