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Finding the Fourth Proportional to 240,898.65, 332,442.81 and 133,470.38

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Solution

The fourth proportional to 240,898.65, 332,442.81 and 133,470.38 is: 184,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,898.65 : 332,442.81 = 133,470.38 : x
  2. Step 2: Convert to fraction form
    240,898.65/332,442.81 = 133,470.38/x
  3. Step 3: Cross multiply
    240,898.65x = 332,442.81 × 133,470.38
  4. Step 4: Simplify right side
    240,898.65x = 44,371,266,516.75
  5. Step 5: Solve for x
    x = 44,371,266,516.75/240,898.65
  6. Step 6: Final answer
    x = 184,190.60

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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.