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Finding the Fourth Proportional to 244,009.69, 336,685.50 and 153,313.11

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Solution

The fourth proportional to 244,009.69, 336,685.50 and 153,313.11 is: 211,542.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,009.69 : 336,685.50 = 153,313.11 : x
  2. Step 2: Convert to fraction form
    244,009.69/336,685.50 = 153,313.11/x
  3. Step 3: Cross multiply
    244,009.69x = 336,685.50 × 153,313.11
  4. Step 4: Simplify right side
    244,009.69x = 51,618,301,096.91
  5. Step 5: Solve for x
    x = 51,618,301,096.91/244,009.69
  6. Step 6: Final answer
    x = 211,542.02

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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.