Home / 161,446.53-242,169.81-43,111.62

Finding the Fourth Proportional to 161,446.53, 242,169.81 and 43,111.62

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Solution

The fourth proportional to 161,446.53, 242,169.81 and 43,111.62 is: 64,667.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,446.53 : 242,169.81 = 43,111.62 : x
  2. Step 2: Convert to fraction form
    161,446.53/242,169.81 = 43,111.62/x
  3. Step 3: Cross multiply
    161,446.53x = 242,169.81 × 43,111.62
  4. Step 4: Simplify right side
    161,446.53x = 10,440,332,824.19
  5. Step 5: Solve for x
    x = 10,440,332,824.19/161,446.53
  6. Step 6: Final answer
    x = 64,667.43

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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.