Home / 152,327.10-228,328.65-73,389.90

Finding the Fourth Proportional to 152,327.10, 228,328.65 and 73,389.90

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Solution

The fourth proportional to 152,327.10, 228,328.65 and 73,389.90 is: 110,006.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,327.10 : 228,328.65 = 73,389.90 : x
  2. Step 2: Convert to fraction form
    152,327.10/228,328.65 = 73,389.90/x
  3. Step 3: Cross multiply
    152,327.10x = 228,328.65 × 73,389.90
  4. Step 4: Simplify right side
    152,327.10x = 16,757,016,790.64
  5. Step 5: Solve for x
    x = 16,757,016,790.64/152,327.10
  6. Step 6: Final answer
    x = 110,006.80

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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.