Home / 71,414.46-98,550.36-39,583.08

Finding the Fourth Proportional to 71,414.46, 98,550.36 and 39,583.08

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Solution

The fourth proportional to 71,414.46, 98,550.36 and 39,583.08 is: 54,623.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,414.46 : 98,550.36 = 39,583.08 : x
  2. Step 2: Convert to fraction form
    71,414.46/98,550.36 = 39,583.08/x
  3. Step 3: Cross multiply
    71,414.46x = 98,550.36 × 39,583.08
  4. Step 4: Simplify right side
    71,414.46x = 3,900,926,783.91
  5. Step 5: Solve for x
    x = 3,900,926,783.91/71,414.46
  6. Step 6: Final answer
    x = 54,623.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.