Home / 178,652.43-269,048.19-162,709.20

Finding the Fourth Proportional to 178,652.43, 269,048.19 and 162,709.20

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Solution

The fourth proportional to 178,652.43, 269,048.19 and 162,709.20 is: 245,037.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,652.43 : 269,048.19 = 162,709.20 : x
  2. Step 2: Convert to fraction form
    178,652.43/269,048.19 = 162,709.20/x
  3. Step 3: Cross multiply
    178,652.43x = 269,048.19 × 162,709.20
  4. Step 4: Simplify right side
    178,652.43x = 43,776,615,756.35
  5. Step 5: Solve for x
    x = 43,776,615,756.35/178,652.43
  6. Step 6: Final answer
    x = 245,037.90

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.