Home / 89,439.53-134,195.94-47,308.59

Finding the Fourth Proportional to 89,439.53, 134,195.94 and 47,308.59

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Solution

The fourth proportional to 89,439.53, 134,195.94 and 47,308.59 is: 70,982.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,439.53 : 134,195.94 = 47,308.59 : x
  2. Step 2: Convert to fraction form
    89,439.53/134,195.94 = 47,308.59/x
  3. Step 3: Cross multiply
    89,439.53x = 134,195.94 × 47,308.59
  4. Step 4: Simplify right side
    89,439.53x = 6,348,620,705.12
  5. Step 5: Solve for x
    x = 6,348,620,705.12/89,439.53
  6. Step 6: Final answer
    x = 70,982.27

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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.