Home / 223,016.45-334,590.30-89,828.15

Finding the Fourth Proportional to 223,016.45, 334,590.30 and 89,828.15

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Solution

The fourth proportional to 223,016.45, 334,590.30 and 89,828.15 is: 134,768.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,016.45 : 334,590.30 = 89,828.15 : x
  2. Step 2: Convert to fraction form
    223,016.45/334,590.30 = 89,828.15/x
  3. Step 3: Cross multiply
    223,016.45x = 334,590.30 × 89,828.15
  4. Step 4: Simplify right side
    223,016.45x = 30,055,628,493.42
  5. Step 5: Solve for x
    x = 30,055,628,493.42/223,016.45
  6. Step 6: Final answer
    x = 134,768.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.