Home / 250,117.28-344,928.66-231,539.89

Finding the Fourth Proportional to 250,117.28, 344,928.66 and 231,539.89

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Solution

The fourth proportional to 250,117.28, 344,928.66 and 231,539.89 is: 319,309.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,117.28 : 344,928.66 = 231,539.89 : x
  2. Step 2: Convert to fraction form
    250,117.28/344,928.66 = 231,539.89/x
  3. Step 3: Cross multiply
    250,117.28x = 344,928.66 × 231,539.89
  4. Step 4: Simplify right side
    250,117.28x = 79,864,743,994.25
  5. Step 5: Solve for x
    x = 79,864,743,994.25/250,117.28
  6. Step 6: Final answer
    x = 319,309.18

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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.