Home / 83,209.16-114,912.51-53,008.10

Finding the Fourth Proportional to 83,209.16, 114,912.51 and 53,008.10

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Solution

The fourth proportional to 83,209.16, 114,912.51 and 53,008.10 is: 73,204.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,209.16 : 114,912.51 = 53,008.10 : x
  2. Step 2: Convert to fraction form
    83,209.16/114,912.51 = 53,008.10/x
  3. Step 3: Cross multiply
    83,209.16x = 114,912.51 × 53,008.10
  4. Step 4: Simplify right side
    83,209.16x = 6,091,293,821.33
  5. Step 5: Solve for x
    x = 6,091,293,821.33/83,209.16
  6. Step 6: Final answer
    x = 73,204.61

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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.