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Finding the Fourth Proportional to 76,358.88, 114,611.28 and 46,834.44

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Solution

The fourth proportional to 76,358.88, 114,611.28 and 46,834.44 is: 70,296.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,358.88 : 114,611.28 = 46,834.44 : x
  2. Step 2: Convert to fraction form
    76,358.88/114,611.28 = 46,834.44/x
  3. Step 3: Cross multiply
    76,358.88x = 114,611.28 × 46,834.44
  4. Step 4: Simplify right side
    76,358.88x = 5,367,755,116.48
  5. Step 5: Solve for x
    x = 5,367,755,116.48/76,358.88
  6. Step 6: Final answer
    x = 70,296.41

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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.