Home / 57,382.45-79,192.76-33,516.81

Finding the Fourth Proportional to 57,382.45, 79,192.76 and 33,516.81

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Solution

The fourth proportional to 57,382.45, 79,192.76 and 33,516.81 is: 46,256.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,382.45 : 79,192.76 = 33,516.81 : x
  2. Step 2: Convert to fraction form
    57,382.45/79,192.76 = 33,516.81/x
  3. Step 3: Cross multiply
    57,382.45x = 79,192.76 × 33,516.81
  4. Step 4: Simplify right side
    57,382.45x = 2,654,288,522.71
  5. Step 5: Solve for x
    x = 2,654,288,522.71/57,382.45
  6. Step 6: Final answer
    x = 46,256.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.