Home / 239,727.27-330,831.60-130,837.56

Finding the Fourth Proportional to 239,727.27, 330,831.60 and 130,837.56

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Solution

The fourth proportional to 239,727.27, 330,831.60 and 130,837.56 is: 180,560.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,727.27 : 330,831.60 = 130,837.56 : x
  2. Step 2: Convert to fraction form
    239,727.27/330,831.60 = 130,837.56/x
  3. Step 3: Cross multiply
    239,727.27x = 330,831.60 × 130,837.56
  4. Step 4: Simplify right side
    239,727.27x = 43,285,199,314.90
  5. Step 5: Solve for x
    x = 43,285,199,314.90/239,727.27
  6. Step 6: Final answer
    x = 180,560.18

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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.