Home / 40,146.09-60,161.40-22,578.81

Finding the Fourth Proportional to 40,146.09, 60,161.40 and 22,578.81

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Solution

The fourth proportional to 40,146.09, 60,161.40 and 22,578.81 is: 33,835.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,146.09 : 60,161.40 = 22,578.81 : x
  2. Step 2: Convert to fraction form
    40,146.09/60,161.40 = 22,578.81/x
  3. Step 3: Cross multiply
    40,146.09x = 60,161.40 × 22,578.81
  4. Step 4: Simplify right side
    40,146.09x = 1,358,372,819.93
  5. Step 5: Solve for x
    x = 1,358,372,819.93/40,146.09
  6. Step 6: Final answer
    x = 33,835.74

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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.