Home / 169,364.90-233,616.21-108,831.38

Finding the Fourth Proportional to 169,364.90, 233,616.21 and 108,831.38

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Solution

The fourth proportional to 169,364.90, 233,616.21 and 108,831.38 is: 150,118.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,364.90 : 233,616.21 = 108,831.38 : x
  2. Step 2: Convert to fraction form
    169,364.90/233,616.21 = 108,831.38/x
  3. Step 3: Cross multiply
    169,364.90x = 233,616.21 × 108,831.38
  4. Step 4: Simplify right side
    169,364.90x = 25,424,774,524.67
  5. Step 5: Solve for x
    x = 25,424,774,524.67/169,364.90
  6. Step 6: Final answer
    x = 150,118.32

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1.5x scale

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.