Home / 106,010.62-146,233.74-66,197.50

Finding the Fourth Proportional to 106,010.62, 146,233.74 and 66,197.50

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Solution

The fourth proportional to 106,010.62, 146,233.74 and 66,197.50 is: 91,314.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,010.62 : 146,233.74 = 66,197.50 : x
  2. Step 2: Convert to fraction form
    106,010.62/146,233.74 = 66,197.50/x
  3. Step 3: Cross multiply
    106,010.62x = 146,233.74 × 66,197.50
  4. Step 4: Simplify right side
    106,010.62x = 9,680,308,003.65
  5. Step 5: Solve for x
    x = 9,680,308,003.65/106,010.62
  6. Step 6: Final answer
    x = 91,314.51

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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.