Home / 152,267.40-228,375.90-51,064.20

Finding the Fourth Proportional to 152,267.40, 228,375.90 and 51,064.20

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Solution

The fourth proportional to 152,267.40, 228,375.90 and 51,064.20 is: 76,587.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,267.40 : 228,375.90 = 51,064.20 : x
  2. Step 2: Convert to fraction form
    152,267.40/228,375.90 = 51,064.20/x
  3. Step 3: Cross multiply
    152,267.40x = 228,375.90 × 51,064.20
  4. Step 4: Simplify right side
    152,267.40x = 11,661,832,632.78
  5. Step 5: Solve for x
    x = 11,661,832,632.78/152,267.40
  6. Step 6: Final answer
    x = 76,587.85

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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.