Home / 228,420.82-342,747.96-152,571.07

Finding the Fourth Proportional to 228,420.82, 342,747.96 and 152,571.07

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Solution

The fourth proportional to 228,420.82, 342,747.96 and 152,571.07 is: 228,934.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,420.82 : 342,747.96 = 152,571.07 : x
  2. Step 2: Convert to fraction form
    228,420.82/342,747.96 = 152,571.07/x
  3. Step 3: Cross multiply
    228,420.82x = 342,747.96 × 152,571.07
  4. Step 4: Simplify right side
    228,420.82x = 52,293,422,997.52
  5. Step 5: Solve for x
    x = 52,293,422,997.52/228,420.82
  6. Step 6: Final answer
    x = 228,934.57

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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.