Home / 152,015.20-228,002.10-39,704.20

Finding the Fourth Proportional to 152,015.20, 228,002.10 and 39,704.20

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Solution

The fourth proportional to 152,015.20, 228,002.10 and 39,704.20 is: 59,550.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,015.20 : 228,002.10 = 39,704.20 : x
  2. Step 2: Convert to fraction form
    152,015.20/228,002.10 = 39,704.20/x
  3. Step 3: Cross multiply
    152,015.20x = 228,002.10 × 39,704.20
  4. Step 4: Simplify right side
    152,015.20x = 9,052,640,978.82
  5. Step 5: Solve for x
    x = 9,052,640,978.82/152,015.20
  6. Step 6: Final answer
    x = 59,550.89

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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.