Home / 219,734.12-329,632.74-67,943.01

Finding the Fourth Proportional to 219,734.12, 329,632.74 and 67,943.01

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Solution

The fourth proportional to 219,734.12, 329,632.74 and 67,943.01 is: 101,924.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,734.12 : 329,632.74 = 67,943.01 : x
  2. Step 2: Convert to fraction form
    219,734.12/329,632.74 = 67,943.01/x
  3. Step 3: Cross multiply
    219,734.12x = 329,632.74 × 67,943.01
  4. Step 4: Simplify right side
    219,734.12x = 22,396,240,550.15
  5. Step 5: Solve for x
    x = 22,396,240,550.15/219,734.12
  6. Step 6: Final answer
    x = 101,924.28

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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.