Home / 146,991.11-202,962.11-112,945.59

Finding the Fourth Proportional to 146,991.11, 202,962.11 and 112,945.59

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Solution

The fourth proportional to 146,991.11, 202,962.11 and 112,945.59 is: 155,952.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,991.11 : 202,962.11 = 112,945.59 : x
  2. Step 2: Convert to fraction form
    146,991.11/202,962.11 = 112,945.59/x
  3. Step 3: Cross multiply
    146,991.11x = 202,962.11 × 112,945.59
  4. Step 4: Simplify right side
    146,991.11x = 22,923,674,696.87
  5. Step 5: Solve for x
    x = 22,923,674,696.87/146,991.11
  6. Step 6: Final answer
    x = 155,952.80

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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.