Home / 86,933.11-119,986.37-52,952.80

Finding the Fourth Proportional to 86,933.11, 119,986.37 and 52,952.80

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Solution

The fourth proportional to 86,933.11, 119,986.37 and 52,952.80 is: 73,086.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,933.11 : 119,986.37 = 52,952.80 : x
  2. Step 2: Convert to fraction form
    86,933.11/119,986.37 = 52,952.80/x
  3. Step 3: Cross multiply
    86,933.11x = 119,986.37 × 52,952.80
  4. Step 4: Simplify right side
    86,933.11x = 6,353,614,253.34
  5. Step 5: Solve for x
    x = 6,353,614,253.34/86,933.11
  6. Step 6: Final answer
    x = 73,086.24

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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.