Home / 219,832.10-329,748.15-148,973.30

Finding the Fourth Proportional to 219,832.10, 329,748.15 and 148,973.30

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Solution

The fourth proportional to 219,832.10, 329,748.15 and 148,973.30 is: 223,459.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,832.10 : 329,748.15 = 148,973.30 : x
  2. Step 2: Convert to fraction form
    219,832.10/329,748.15 = 148,973.30/x
  3. Step 3: Cross multiply
    219,832.10x = 329,748.15 × 148,973.30
  4. Step 4: Simplify right side
    219,832.10x = 49,123,670,074.40
  5. Step 5: Solve for x
    x = 49,123,670,074.40/219,832.10
  6. Step 6: Final answer
    x = 223,459.95

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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.