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Finding the Fourth Proportional to 75,584.50, 113,372.70 and 22,989.88

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Solution

The fourth proportional to 75,584.50, 113,372.70 and 22,989.88 is: 34,483.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,584.50 : 113,372.70 = 22,989.88 : x
  2. Step 2: Convert to fraction form
    75,584.50/113,372.70 = 22,989.88/x
  3. Step 3: Cross multiply
    75,584.50x = 113,372.70 × 22,989.88
  4. Step 4: Simplify right side
    75,584.50x = 2,606,424,768.28
  5. Step 5: Solve for x
    x = 2,606,424,768.28/75,584.50
  6. Step 6: Final answer
    x = 34,483.59

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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.