Home / 152,247.90-228,355.44-39,939.38

Finding the Fourth Proportional to 152,247.90, 228,355.44 and 39,939.38

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Solution

The fourth proportional to 152,247.90, 228,355.44 and 39,939.38 is: 59,904.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,247.90 : 228,355.44 = 39,939.38 : x
  2. Step 2: Convert to fraction form
    152,247.90/228,355.44 = 39,939.38/x
  3. Step 3: Cross multiply
    152,247.90x = 228,355.44 × 39,939.38
  4. Step 4: Simplify right side
    152,247.90x = 9,120,373,701.22
  5. Step 5: Solve for x
    x = 9,120,373,701.22/152,247.90
  6. Step 6: Final answer
    x = 59,904.76

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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.