Home / 106,112.21-146,431.97-60,180.28

Finding the Fourth Proportional to 106,112.21, 146,431.97 and 60,180.28

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Solution

The fourth proportional to 106,112.21, 146,431.97 and 60,180.28 is: 83,047.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,112.21 : 146,431.97 = 60,180.28 : x
  2. Step 2: Convert to fraction form
    106,112.21/146,431.97 = 60,180.28/x
  3. Step 3: Cross multiply
    106,112.21x = 146,431.97 × 60,180.28
  4. Step 4: Simplify right side
    106,112.21x = 8,812,316,514.25
  5. Step 5: Solve for x
    x = 8,812,316,514.25/106,112.21
  6. Step 6: Final answer
    x = 83,047.15

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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.