Home / 219,601.50-329,402.25-69,842.10

Finding the Fourth Proportional to 219,601.50, 329,402.25 and 69,842.10

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Solution

The fourth proportional to 219,601.50, 329,402.25 and 69,842.10 is: 104,763.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,601.50 : 329,402.25 = 69,842.10 : x
  2. Step 2: Convert to fraction form
    219,601.50/329,402.25 = 69,842.10/x
  3. Step 3: Cross multiply
    219,601.50x = 329,402.25 × 69,842.10
  4. Step 4: Simplify right side
    219,601.50x = 23,006,144,884.73
  5. Step 5: Solve for x
    x = 23,006,144,884.73/219,601.50
  6. Step 6: Final answer
    x = 104,763.15

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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.