Home / 179,783.73-248,106.80-99,216.46

Finding the Fourth Proportional to 179,783.73, 248,106.80 and 99,216.46

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Solution

The fourth proportional to 179,783.73, 248,106.80 and 99,216.46 is: 136,921.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,783.73 : 248,106.80 = 99,216.46 : x
  2. Step 2: Convert to fraction form
    179,783.73/248,106.80 = 99,216.46/x
  3. Step 3: Cross multiply
    179,783.73x = 248,106.80 × 99,216.46
  4. Step 4: Simplify right side
    179,783.73x = 24,616,278,397.93
  5. Step 5: Solve for x
    x = 24,616,278,397.93/179,783.73
  6. Step 6: Final answer
    x = 136,921.61

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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.