Home / 221,926.59-332,660.25-109,456.47

Finding the Fourth Proportional to 221,926.59, 332,660.25 and 109,456.47

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Solution

The fourth proportional to 221,926.59, 332,660.25 and 109,456.47 is: 164,071.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,926.59 : 332,660.25 = 109,456.47 : x
  2. Step 2: Convert to fraction form
    221,926.59/332,660.25 = 109,456.47/x
  3. Step 3: Cross multiply
    221,926.59x = 332,660.25 × 109,456.47
  4. Step 4: Simplify right side
    221,926.59x = 36,411,816,674.32
  5. Step 5: Solve for x
    x = 36,411,816,674.32/221,926.59
  6. Step 6: Final answer
    x = 164,071.45

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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.