Home / 146,975.19-202,829.31-89,617.47

Finding the Fourth Proportional to 146,975.19, 202,829.31 and 89,617.47

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Solution

The fourth proportional to 146,975.19, 202,829.31 and 89,617.47 is: 123,674.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,975.19 : 202,829.31 = 89,617.47 : x
  2. Step 2: Convert to fraction form
    146,975.19/202,829.31 = 89,617.47/x
  3. Step 3: Cross multiply
    146,975.19x = 202,829.31 × 89,617.47
  4. Step 4: Simplify right side
    146,975.19x = 18,177,049,604.05
  5. Step 5: Solve for x
    x = 18,177,049,604.05/146,975.19
  6. Step 6: Final answer
    x = 123,674.27

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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.