Home / 369,769.14-554,653.71-89,286.39

Finding the Fourth Proportional to 369,769.14, 554,653.71 and 89,286.39

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Solution

The fourth proportional to 369,769.14, 554,653.71 and 89,286.39 is: 133,929.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,769.14 : 554,653.71 = 89,286.39 : x
  2. Step 2: Convert to fraction form
    369,769.14/554,653.71 = 89,286.39/x
  3. Step 3: Cross multiply
    369,769.14x = 554,653.71 × 89,286.39
  4. Step 4: Simplify right side
    369,769.14x = 49,523,027,466.01
  5. Step 5: Solve for x
    x = 49,523,027,466.01/369,769.14
  6. Step 6: Final answer
    x = 133,929.59

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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.