Home / 76,448.20-114,672.30-60,701.80

Finding the Fourth Proportional to 76,448.20, 114,672.30 and 60,701.80

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Solution

The fourth proportional to 76,448.20, 114,672.30 and 60,701.80 is: 91,052.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,448.20 : 114,672.30 = 60,701.80 : x
  2. Step 2: Convert to fraction form
    76,448.20/114,672.30 = 60,701.80/x
  3. Step 3: Cross multiply
    76,448.20x = 114,672.30 × 60,701.80
  4. Step 4: Simplify right side
    76,448.20x = 6,960,815,020.14
  5. Step 5: Solve for x
    x = 6,960,815,020.14/76,448.20
  6. Step 6: Final answer
    x = 91,052.70

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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.