Home / 372,541.62-558,921.32-119,816.45

Finding the Fourth Proportional to 372,541.62, 558,921.32 and 119,816.45

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Solution

The fourth proportional to 372,541.62, 558,921.32 and 119,816.45 is: 179,759.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,541.62 : 558,921.32 = 119,816.45 : x
  2. Step 2: Convert to fraction form
    372,541.62/558,921.32 = 119,816.45/x
  3. Step 3: Cross multiply
    372,541.62x = 558,921.32 × 119,816.45
  4. Step 4: Simplify right side
    372,541.62x = 66,967,964,998.03
  5. Step 5: Solve for x
    x = 66,967,964,998.03/372,541.62
  6. Step 6: Final answer
    x = 179,759.69

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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.