Home / 165,087.84-247,685.76-52,786.56

Finding the Fourth Proportional to 165,087.84, 247,685.76 and 52,786.56

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Solution

The fourth proportional to 165,087.84, 247,685.76 and 52,786.56 is: 79,197.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,087.84 : 247,685.76 = 52,786.56 : x
  2. Step 2: Convert to fraction form
    165,087.84/247,685.76 = 52,786.56/x
  3. Step 3: Cross multiply
    165,087.84x = 247,685.76 × 52,786.56
  4. Step 4: Simplify right side
    165,087.84x = 13,074,479,231.39
  5. Step 5: Solve for x
    x = 13,074,479,231.39/165,087.84
  6. Step 6: Final answer
    x = 79,197.11

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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.