Home / 146,937.80-220,439.10-47,102.60

Finding the Fourth Proportional to 146,937.80, 220,439.10 and 47,102.60

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Solution

The fourth proportional to 146,937.80, 220,439.10 and 47,102.60 is: 70,664.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,937.80 : 220,439.10 = 47,102.60 : x
  2. Step 2: Convert to fraction form
    146,937.80/220,439.10 = 47,102.60/x
  3. Step 3: Cross multiply
    146,937.80x = 220,439.10 × 47,102.60
  4. Step 4: Simplify right side
    146,937.80x = 10,383,254,751.66
  5. Step 5: Solve for x
    x = 10,383,254,751.66/146,937.80
  6. Step 6: Final answer
    x = 70,664.29

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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.