Home / 119,921.00-179,975.46-83,661.64

Finding the Fourth Proportional to 119,921.00, 179,975.46 and 83,661.64

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Solution

The fourth proportional to 119,921.00, 179,975.46 and 83,661.64 is: 125,558.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,921.00 : 179,975.46 = 83,661.64 : x
  2. Step 2: Convert to fraction form
    119,921.00/179,975.46 = 83,661.64/x
  3. Step 3: Cross multiply
    119,921.00x = 179,975.46 × 83,661.64
  4. Step 4: Simplify right side
    119,921.00x = 15,057,041,934.20
  5. Step 5: Solve for x
    x = 15,057,041,934.20/119,921.00
  6. Step 6: Final answer
    x = 125,558.01

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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.