Home / 152,103.20-228,134.10-39,792.20

Finding the Fourth Proportional to 152,103.20, 228,134.10 and 39,792.20

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Solution

The fourth proportional to 152,103.20, 228,134.10 and 39,792.20 is: 59,682.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,103.20 : 228,134.10 = 39,792.20 : x
  2. Step 2: Convert to fraction form
    152,103.20/228,134.10 = 39,792.20/x
  3. Step 3: Cross multiply
    152,103.20x = 228,134.10 × 39,792.20
  4. Step 4: Simplify right side
    152,103.20x = 9,077,957,734.02
  5. Step 5: Solve for x
    x = 9,077,957,734.02/152,103.20
  6. Step 6: Final answer
    x = 59,682.88

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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.