Home / 152,101.68-228,135.09-39,792.74

Finding the Fourth Proportional to 152,101.68, 228,135.09 and 39,792.74

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Solution

The fourth proportional to 152,101.68, 228,135.09 and 39,792.74 is: 59,684.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,101.68 : 228,135.09 = 39,792.74 : x
  2. Step 2: Convert to fraction form
    152,101.68/228,135.09 = 39,792.74/x
  3. Step 3: Cross multiply
    152,101.68x = 228,135.09 × 39,792.74
  4. Step 4: Simplify right side
    152,101.68x = 9,078,119,105.96
  5. Step 5: Solve for x
    x = 9,078,119,105.96/152,101.68
  6. Step 6: Final answer
    x = 59,684.54

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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.