Home / 159,769.62-238,346.03-155,426.04

Finding the Fourth Proportional to 159,769.62, 238,346.03 and 155,426.04

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Solution

The fourth proportional to 159,769.62, 238,346.03 and 155,426.04 is: 231,866.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,769.62 : 238,346.03 = 155,426.04 : x
  2. Step 2: Convert to fraction form
    159,769.62/238,346.03 = 155,426.04/x
  3. Step 3: Cross multiply
    159,769.62x = 238,346.03 × 155,426.04
  4. Step 4: Simplify right side
    159,769.62x = 37,045,178,815.49
  5. Step 5: Solve for x
    x = 37,045,178,815.49/159,769.62
  6. Step 6: Final answer
    x = 231,866.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.