Home / 121,664.60-182,438.58-62,469.80

Finding the Fourth Proportional to 121,664.60, 182,438.58 and 62,469.80

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Solution

The fourth proportional to 121,664.60, 182,438.58 and 62,469.80 is: 93,674.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,664.60 : 182,438.58 = 62,469.80 : x
  2. Step 2: Convert to fraction form
    121,664.60/182,438.58 = 62,469.80/x
  3. Step 3: Cross multiply
    121,664.60x = 182,438.58 × 62,469.80
  4. Step 4: Simplify right side
    121,664.60x = 11,396,901,604.88
  5. Step 5: Solve for x
    x = 11,396,901,604.88/121,664.60
  6. Step 6: Final answer
    x = 93,674.76

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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.