Home / 52,106.71-71,908.60-31,974.71

Finding the Fourth Proportional to 52,106.71, 71,908.60 and 31,974.71

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Solution

The fourth proportional to 52,106.71, 71,908.60 and 31,974.71 is: 44,125.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,106.71 : 71,908.60 = 31,974.71 : x
  2. Step 2: Convert to fraction form
    52,106.71/71,908.60 = 31,974.71/x
  3. Step 3: Cross multiply
    52,106.71x = 71,908.60 × 31,974.71
  4. Step 4: Simplify right side
    52,106.71x = 2,299,256,731.34
  5. Step 5: Solve for x
    x = 2,299,256,731.34/52,106.71
  6. Step 6: Final answer
    x = 44,125.93

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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.