Home / 148,109.48-221,885.22-73,141.88

Finding the Fourth Proportional to 148,109.48, 221,885.22 and 73,141.88

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Solution

The fourth proportional to 148,109.48, 221,885.22 and 73,141.88 is: 109,575.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,109.48 : 221,885.22 = 73,141.88 : x
  2. Step 2: Convert to fraction form
    148,109.48/221,885.22 = 73,141.88/x
  3. Step 3: Cross multiply
    148,109.48x = 221,885.22 × 73,141.88
  4. Step 4: Simplify right side
    148,109.48x = 16,229,102,135.01
  5. Step 5: Solve for x
    x = 16,229,102,135.01/148,109.48
  6. Step 6: Final answer
    x = 109,575.04

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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.