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Finding the Fourth Proportional to 136,594.84, 204,775.38 and 52,415.41

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Solution

The fourth proportional to 136,594.84, 204,775.38 and 52,415.41 is: 78,578.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,594.84 : 204,775.38 = 52,415.41 : x
  2. Step 2: Convert to fraction form
    136,594.84/204,775.38 = 52,415.41/x
  3. Step 3: Cross multiply
    136,594.84x = 204,775.38 × 52,415.41
  4. Step 4: Simplify right side
    136,594.84x = 10,733,385,500.61
  5. Step 5: Solve for x
    x = 10,733,385,500.61/136,594.84
  6. Step 6: Final answer
    x = 78,578.26

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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.