Home / 158,410.20-237,615.30-147,912.60

Finding the Fourth Proportional to 158,410.20, 237,615.30 and 147,912.60

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Solution

The fourth proportional to 158,410.20, 237,615.30 and 147,912.60 is: 221,868.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,410.20 : 237,615.30 = 147,912.60 : x
  2. Step 2: Convert to fraction form
    158,410.20/237,615.30 = 147,912.60/x
  3. Step 3: Cross multiply
    158,410.20x = 237,615.30 × 147,912.60
  4. Step 4: Simplify right side
    158,410.20x = 35,146,296,822.78
  5. Step 5: Solve for x
    x = 35,146,296,822.78/158,410.20
  6. Step 6: Final answer
    x = 221,868.90

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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.