Home / 179,842.18-248,180.80-99,269.66

Finding the Fourth Proportional to 179,842.18, 248,180.80 and 99,269.66

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Solution

The fourth proportional to 179,842.18, 248,180.80 and 99,269.66 is: 136,991.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,842.18 : 248,180.80 = 99,269.66 : x
  2. Step 2: Convert to fraction form
    179,842.18/248,180.80 = 99,269.66/x
  3. Step 3: Cross multiply
    179,842.18x = 248,180.80 × 99,269.66
  4. Step 4: Simplify right side
    179,842.18x = 24,636,823,634.53
  5. Step 5: Solve for x
    x = 24,636,823,634.53/179,842.18
  6. Step 6: Final answer
    x = 136,991.35

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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.