Home / 152,555.50-228,846.30-40,234.78

Finding the Fourth Proportional to 152,555.50, 228,846.30 and 40,234.78

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Solution

The fourth proportional to 152,555.50, 228,846.30 and 40,234.78 is: 60,355.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,555.50 : 228,846.30 = 40,234.78 : x
  2. Step 2: Convert to fraction form
    152,555.50/228,846.30 = 40,234.78/x
  3. Step 3: Cross multiply
    152,555.50x = 228,846.30 × 40,234.78
  4. Step 4: Simplify right side
    152,555.50x = 9,207,580,534.31
  5. Step 5: Solve for x
    x = 9,207,580,534.31/152,555.50
  6. Step 6: Final answer
    x = 60,355.61

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1.5x scale

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.