Home / 179,128.32-246,912.48-150,391.20

Finding the Fourth Proportional to 179,128.32, 246,912.48 and 150,391.20

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Solution

The fourth proportional to 179,128.32, 246,912.48 and 150,391.20 is: 207,300.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,128.32 : 246,912.48 = 150,391.20 : x
  2. Step 2: Convert to fraction form
    179,128.32/246,912.48 = 150,391.20/x
  3. Step 3: Cross multiply
    179,128.32x = 246,912.48 × 150,391.20
  4. Step 4: Simplify right side
    179,128.32x = 37,133,464,162.18
  5. Step 5: Solve for x
    x = 37,133,464,162.18/179,128.32
  6. Step 6: Final answer
    x = 207,300.91

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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.