Home / 152,122.32-228,134.94-52,258.44

Finding the Fourth Proportional to 152,122.32, 228,134.94 and 52,258.44

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Solution

The fourth proportional to 152,122.32, 228,134.94 and 52,258.44 is: 78,370.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,122.32 : 228,134.94 = 52,258.44 : x
  2. Step 2: Convert to fraction form
    152,122.32/228,134.94 = 52,258.44/x
  3. Step 3: Cross multiply
    152,122.32x = 228,134.94 × 52,258.44
  4. Step 4: Simplify right side
    152,122.32x = 11,921,976,073.89
  5. Step 5: Solve for x
    x = 11,921,976,073.89/152,122.32
  6. Step 6: Final answer
    x = 78,370.99

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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.