Home / 152,253.73-228,395.94-52,400.80

Finding the Fourth Proportional to 152,253.73, 228,395.94 and 52,400.80

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Solution

The fourth proportional to 152,253.73, 228,395.94 and 52,400.80 is: 78,606.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,253.73 : 228,395.94 = 52,400.80 : x
  2. Step 2: Convert to fraction form
    152,253.73/228,395.94 = 52,400.80/x
  3. Step 3: Cross multiply
    152,253.73x = 228,395.94 × 52,400.80
  4. Step 4: Simplify right side
    152,253.73x = 11,968,129,972.75
  5. Step 5: Solve for x
    x = 11,968,129,972.75/152,253.73
  6. Step 6: Final answer
    x = 78,606.48

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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.