Home / 140,831.96-211,282.59-40,993.07

Finding the Fourth Proportional to 140,831.96, 211,282.59 and 40,993.07

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Solution

The fourth proportional to 140,831.96, 211,282.59 and 40,993.07 is: 61,499.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,831.96 : 211,282.59 = 40,993.07 : x
  2. Step 2: Convert to fraction form
    140,831.96/211,282.59 = 40,993.07/x
  3. Step 3: Cross multiply
    140,831.96x = 211,282.59 × 40,993.07
  4. Step 4: Simplify right side
    140,831.96x = 8,661,122,001.65
  5. Step 5: Solve for x
    x = 8,661,122,001.65/140,831.96
  6. Step 6: Final answer
    x = 61,499.69

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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.