Home / 146,937.30-220,438.35-47,102.10

Finding the Fourth Proportional to 146,937.30, 220,438.35 and 47,102.10

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Solution

The fourth proportional to 146,937.30, 220,438.35 and 47,102.10 is: 70,663.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,937.30 : 220,438.35 = 47,102.10 : x
  2. Step 2: Convert to fraction form
    146,937.30/220,438.35 = 47,102.10/x
  3. Step 3: Cross multiply
    146,937.30x = 220,438.35 × 47,102.10
  4. Step 4: Simplify right side
    146,937.30x = 10,383,109,205.54
  5. Step 5: Solve for x
    x = 10,383,109,205.54/146,937.30
  6. Step 6: Final answer
    x = 70,663.54

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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.