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Finding the Fourth Proportional to 76,611.40, 114,920.70 and 24,022.60

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Solution

The fourth proportional to 76,611.40, 114,920.70 and 24,022.60 is: 36,035.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,611.40 : 114,920.70 = 24,022.60 : x
  2. Step 2: Convert to fraction form
    76,611.40/114,920.70 = 24,022.60/x
  3. Step 3: Cross multiply
    76,611.40x = 114,920.70 × 24,022.60
  4. Step 4: Simplify right side
    76,611.40x = 2,760,694,007.82
  5. Step 5: Solve for x
    x = 2,760,694,007.82/76,611.40
  6. Step 6: Final answer
    x = 36,035.03

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1.5x scale

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.