Home / 247,979.06-342,273.87-152,571.18

Finding the Fourth Proportional to 247,979.06, 342,273.87 and 152,571.18

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Solution

The fourth proportional to 247,979.06, 342,273.87 and 152,571.18 is: 210,586.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,979.06 : 342,273.87 = 152,571.18 : x
  2. Step 2: Convert to fraction form
    247,979.06/342,273.87 = 152,571.18/x
  3. Step 3: Cross multiply
    247,979.06x = 342,273.87 × 152,571.18
  4. Step 4: Simplify right side
    247,979.06x = 52,221,128,229.07
  5. Step 5: Solve for x
    x = 52,221,128,229.07/247,979.06
  6. Step 6: Final answer
    x = 210,586.85

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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.