Home / 86,339.52-119,157.06-50,527.39

Finding the Fourth Proportional to 86,339.52, 119,157.06 and 50,527.39

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Solution

The fourth proportional to 86,339.52, 119,157.06 and 50,527.39 is: 69,732.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,339.52 : 119,157.06 = 50,527.39 : x
  2. Step 2: Convert to fraction form
    86,339.52/119,157.06 = 50,527.39/x
  3. Step 3: Cross multiply
    86,339.52x = 119,157.06 × 50,527.39
  4. Step 4: Simplify right side
    86,339.52x = 6,020,695,241.87
  5. Step 5: Solve for x
    x = 6,020,695,241.87/86,339.52
  6. Step 6: Final answer
    x = 69,732.79

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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.