Home / 97,606.90-146,257.20-58,142.44

Finding the Fourth Proportional to 97,606.90, 146,257.20 and 58,142.44

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Solution

The fourth proportional to 97,606.90, 146,257.20 and 58,142.44 is: 87,122.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,606.90 : 146,257.20 = 58,142.44 : x
  2. Step 2: Convert to fraction form
    97,606.90/146,257.20 = 58,142.44/x
  3. Step 3: Cross multiply
    97,606.90x = 146,257.20 × 58,142.44
  4. Step 4: Simplify right side
    97,606.90x = 8,503,750,475.57
  5. Step 5: Solve for x
    x = 8,503,750,475.57/97,606.90
  6. Step 6: Final answer
    x = 87,122.43

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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.