Home / 152,181.14-228,269.40-52,342.20

Finding the Fourth Proportional to 152,181.14, 228,269.40 and 52,342.20

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Solution

The fourth proportional to 152,181.14, 228,269.40 and 52,342.20 is: 78,512.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,181.14 : 228,269.40 = 52,342.20 : x
  2. Step 2: Convert to fraction form
    152,181.14/228,269.40 = 52,342.20/x
  3. Step 3: Cross multiply
    152,181.14x = 228,269.40 × 52,342.20
  4. Step 4: Simplify right side
    152,181.14x = 11,948,122,588.68
  5. Step 5: Solve for x
    x = 11,948,122,588.68/152,181.14
  6. Step 6: Final answer
    x = 78,512.51

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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.