Home / 179,063.12-247,089.96-98,489.36

Finding the Fourth Proportional to 179,063.12, 247,089.96 and 98,489.36

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Solution

The fourth proportional to 179,063.12, 247,089.96 and 98,489.36 is: 135,905.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,063.12 : 247,089.96 = 98,489.36 : x
  2. Step 2: Convert to fraction form
    179,063.12/247,089.96 = 98,489.36/x
  3. Step 3: Cross multiply
    179,063.12x = 247,089.96 × 98,489.36
  4. Step 4: Simplify right side
    179,063.12x = 24,335,732,022.83
  5. Step 5: Solve for x
    x = 24,335,732,022.83/179,063.12
  6. Step 6: Final answer
    x = 135,905.89

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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.