Home / 148,349.56-221,201.04-131,864.44

Finding the Fourth Proportional to 148,349.56, 221,201.04 and 131,864.44

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Solution

The fourth proportional to 148,349.56, 221,201.04 and 131,864.44 is: 196,620.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,349.56 : 221,201.04 = 131,864.44 : x
  2. Step 2: Convert to fraction form
    148,349.56/221,201.04 = 131,864.44/x
  3. Step 3: Cross multiply
    148,349.56x = 221,201.04 × 131,864.44
  4. Step 4: Simplify right side
    148,349.56x = 29,168,551,267.02
  5. Step 5: Solve for x
    x = 29,168,551,267.02/148,349.56
  6. Step 6: Final answer
    x = 196,620.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.