Home / 179,711.22-248,001.54-99,138.96

Finding the Fourth Proportional to 179,711.22, 248,001.54 and 99,138.96

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Solution

The fourth proportional to 179,711.22, 248,001.54 and 99,138.96 is: 136,811.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,711.22 : 248,001.54 = 99,138.96 : x
  2. Step 2: Convert to fraction form
    179,711.22/248,001.54 = 99,138.96/x
  3. Step 3: Cross multiply
    179,711.22x = 248,001.54 × 99,138.96
  4. Step 4: Simplify right side
    179,711.22x = 24,586,614,754.00
  5. Step 5: Solve for x
    x = 24,586,614,754.00/179,711.22
  6. Step 6: Final answer
    x = 136,811.80

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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.