Home / 79,665.42-119,197.88-47,525.64

Finding the Fourth Proportional to 79,665.42, 119,197.88 and 47,525.64

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Solution

The fourth proportional to 79,665.42, 119,197.88 and 47,525.64 is: 71,109.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,665.42 : 119,197.88 = 47,525.64 : x
  2. Step 2: Convert to fraction form
    79,665.42/119,197.88 = 47,525.64/x
  3. Step 3: Cross multiply
    79,665.42x = 119,197.88 × 47,525.64
  4. Step 4: Simplify right side
    79,665.42x = 5,664,955,027.24
  5. Step 5: Solve for x
    x = 5,664,955,027.24/79,665.42
  6. Step 6: Final answer
    x = 71,109.33

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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.