Home / 51,066.56-70,448.82-29,836.28

Finding the Fourth Proportional to 51,066.56, 70,448.82 and 29,836.28

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Solution

The fourth proportional to 51,066.56, 70,448.82 and 29,836.28 is: 41,160.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,066.56 : 70,448.82 = 29,836.28 : x
  2. Step 2: Convert to fraction form
    51,066.56/70,448.82 = 29,836.28/x
  3. Step 3: Cross multiply
    51,066.56x = 70,448.82 × 29,836.28
  4. Step 4: Simplify right side
    51,066.56x = 2,101,930,719.19
  5. Step 5: Solve for x
    x = 2,101,930,719.19/51,066.56
  6. Step 6: Final answer
    x = 41,160.61

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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.