Home / 131,594.16-197,344.62-42,831.12

Finding the Fourth Proportional to 131,594.16, 197,344.62 and 42,831.12

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Solution

The fourth proportional to 131,594.16, 197,344.62 and 42,831.12 is: 64,231.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,594.16 : 197,344.62 = 42,831.12 : x
  2. Step 2: Convert to fraction form
    131,594.16/197,344.62 = 42,831.12/x
  3. Step 3: Cross multiply
    131,594.16x = 197,344.62 × 42,831.12
  4. Step 4: Simplify right side
    131,594.16x = 8,452,491,100.57
  5. Step 5: Solve for x
    x = 8,452,491,100.57/131,594.16
  6. Step 6: Final answer
    x = 64,231.51

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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.