Home / 246,742.56-340,148.16-161,712

Finding the Fourth Proportional to 246,742.56, 340,148.16 and 161,712

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Solution

The fourth proportional to 246,742.56, 340,148.16 and 161,712 is: 222,928.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,742.56 : 340,148.16 = 161,712 : x
  2. Step 2: Convert to fraction form
    246,742.56/340,148.16 = 161,712/x
  3. Step 3: Cross multiply
    246,742.56x = 340,148.16 × 161,712
  4. Step 4: Simplify right side
    246,742.56x = 55,006,039,249.92
  5. Step 5: Solve for x
    x = 55,006,039,249.92/246,742.56
  6. Step 6: Final answer
    x = 222,928.87

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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.