Home / 86,613.30-119,526.44-50,321.79

Finding the Fourth Proportional to 86,613.30, 119,526.44 and 50,321.79

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Solution

The fourth proportional to 86,613.30, 119,526.44 and 50,321.79 is: 69,444.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,613.30 : 119,526.44 = 50,321.79 : x
  2. Step 2: Convert to fraction form
    86,613.30/119,526.44 = 50,321.79/x
  3. Step 3: Cross multiply
    86,613.30x = 119,526.44 × 50,321.79
  4. Step 4: Simplify right side
    86,613.30x = 6,014,784,161.52
  5. Step 5: Solve for x
    x = 6,014,784,161.52/86,613.30
  6. Step 6: Final answer
    x = 69,444.12

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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.