Home / 239,831.66-359,557.72-90,055.27

Finding the Fourth Proportional to 239,831.66, 359,557.72 and 90,055.27

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Solution

The fourth proportional to 239,831.66, 359,557.72 and 90,055.27 is: 135,011.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,831.66 : 359,557.72 = 90,055.27 : x
  2. Step 2: Convert to fraction form
    239,831.66/359,557.72 = 90,055.27/x
  3. Step 3: Cross multiply
    239,831.66x = 359,557.72 × 90,055.27
  4. Step 4: Simplify right side
    239,831.66x = 32,380,067,148.16
  5. Step 5: Solve for x
    x = 32,380,067,148.16/239,831.66
  6. Step 6: Final answer
    x = 135,011.65

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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.