Home / 179,879.61-248,232.36-99,305.41

Finding the Fourth Proportional to 179,879.61, 248,232.36 and 99,305.41

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Solution

The fourth proportional to 179,879.61, 248,232.36 and 99,305.41 is: 137,040.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,879.61 : 248,232.36 = 99,305.41 : x
  2. Step 2: Convert to fraction form
    179,879.61/248,232.36 = 99,305.41/x
  3. Step 3: Cross multiply
    179,879.61x = 248,232.36 × 99,305.41
  4. Step 4: Simplify right side
    179,879.61x = 24,650,816,285.07
  5. Step 5: Solve for x
    x = 24,650,816,285.07/179,879.61
  6. Step 6: Final answer
    x = 137,040.64

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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.