Home / 148,096.20-221,798.70-145,126.60

Finding the Fourth Proportional to 148,096.20, 221,798.70 and 145,126.60

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Solution

The fourth proportional to 148,096.20, 221,798.70 and 145,126.60 is: 217,351.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,096.20 : 221,798.70 = 145,126.60 : x
  2. Step 2: Convert to fraction form
    148,096.20/221,798.70 = 145,126.60/x
  3. Step 3: Cross multiply
    148,096.20x = 221,798.70 × 145,126.60
  4. Step 4: Simplify right side
    148,096.20x = 32,188,891,215.42
  5. Step 5: Solve for x
    x = 32,188,891,215.42/148,096.20
  6. Step 6: Final answer
    x = 217,351.23

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1.5x scale

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.