Home / 83,956.48-125,935.68-35,918.56

Finding the Fourth Proportional to 83,956.48, 125,935.68 and 35,918.56

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Solution

The fourth proportional to 83,956.48, 125,935.68 and 35,918.56 is: 53,878.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,956.48 : 125,935.68 = 35,918.56 : x
  2. Step 2: Convert to fraction form
    83,956.48/125,935.68 = 35,918.56/x
  3. Step 3: Cross multiply
    83,956.48x = 125,935.68 × 35,918.56
  4. Step 4: Simplify right side
    83,956.48x = 4,523,428,278.22
  5. Step 5: Solve for x
    x = 4,523,428,278.22/83,956.48
  6. Step 6: Final answer
    x = 53,878.25

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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.