Home / 237,831.66-328,217.94-142,319.97

Finding the Fourth Proportional to 237,831.66, 328,217.94 and 142,319.97

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Solution

The fourth proportional to 237,831.66, 328,217.94 and 142,319.97 is: 196,407.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,831.66 : 328,217.94 = 142,319.97 : x
  2. Step 2: Convert to fraction form
    237,831.66/328,217.94 = 142,319.97/x
  3. Step 3: Cross multiply
    237,831.66x = 328,217.94 × 142,319.97
  4. Step 4: Simplify right side
    237,831.66x = 46,711,967,374.26
  5. Step 5: Solve for x
    x = 46,711,967,374.26/237,831.66
  6. Step 6: Final answer
    x = 196,407.69

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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.