Home / 86,744.28-119,708.46-50,935.08

Finding the Fourth Proportional to 86,744.28, 119,708.46 and 50,935.08

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Solution

The fourth proportional to 86,744.28, 119,708.46 and 50,935.08 is: 70,291.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,744.28 : 119,708.46 = 50,935.08 : x
  2. Step 2: Convert to fraction form
    86,744.28/119,708.46 = 50,935.08/x
  3. Step 3: Cross multiply
    86,744.28x = 119,708.46 × 50,935.08
  4. Step 4: Simplify right side
    86,744.28x = 6,097,359,986.78
  5. Step 5: Solve for x
    x = 6,097,359,986.78/86,744.28
  6. Step 6: Final answer
    x = 70,291.21

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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.