Home / 76,231.44-114,328.71-31,834.08

Finding the Fourth Proportional to 76,231.44, 114,328.71 and 31,834.08

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Solution

The fourth proportional to 76,231.44, 114,328.71 and 31,834.08 is: 47,743.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,231.44 : 114,328.71 = 31,834.08 : x
  2. Step 2: Convert to fraction form
    76,231.44/114,328.71 = 31,834.08/x
  3. Step 3: Cross multiply
    76,231.44x = 114,328.71 × 31,834.08
  4. Step 4: Simplify right side
    76,231.44x = 3,639,549,300.44
  5. Step 5: Solve for x
    x = 3,639,549,300.44/76,231.44
  6. Step 6: Final answer
    x = 47,743.42

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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.