Home / 141,506.52-195,277.56-77,844.42

Finding the Fourth Proportional to 141,506.52, 195,277.56 and 77,844.42

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Solution

The fourth proportional to 141,506.52, 195,277.56 and 77,844.42 is: 107,424.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,506.52 : 195,277.56 = 77,844.42 : x
  2. Step 2: Convert to fraction form
    141,506.52/195,277.56 = 77,844.42/x
  3. Step 3: Cross multiply
    141,506.52x = 195,277.56 × 77,844.42
  4. Step 4: Simplify right side
    141,506.52x = 15,201,268,397.22
  5. Step 5: Solve for x
    x = 15,201,268,397.22/141,506.52
  6. Step 6: Final answer
    x = 107,424.51

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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.