Home / 76,858.41-115,323.27-32,495.52

Finding the Fourth Proportional to 76,858.41, 115,323.27 and 32,495.52

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Solution

The fourth proportional to 76,858.41, 115,323.27 and 32,495.52 is: 48,758.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,858.41 : 115,323.27 = 32,495.52 : x
  2. Step 2: Convert to fraction form
    76,858.41/115,323.27 = 32,495.52/x
  3. Step 3: Cross multiply
    76,858.41x = 115,323.27 × 32,495.52
  4. Step 4: Simplify right side
    76,858.41x = 3,747,489,626.75
  5. Step 5: Solve for x
    x = 3,747,489,626.75/76,858.41
  6. Step 6: Final answer
    x = 48,758.35

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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.