Home / 152,508.36-228,793.11-52,672.21

Finding the Fourth Proportional to 152,508.36, 228,793.11 and 52,672.21

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Solution

The fourth proportional to 152,508.36, 228,793.11 and 52,672.21 is: 79,018.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,508.36 : 228,793.11 = 52,672.21 : x
  2. Step 2: Convert to fraction form
    152,508.36/228,793.11 = 52,672.21/x
  3. Step 3: Cross multiply
    152,508.36x = 228,793.11 × 52,672.21
  4. Step 4: Simplify right side
    152,508.36x = 12,051,038,736.47
  5. Step 5: Solve for x
    x = 12,051,038,736.47/152,508.36
  6. Step 6: Final answer
    x = 79,018.87

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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.