Home / 71,864.64-107,846.28-25,117.56

Finding the Fourth Proportional to 71,864.64, 107,846.28 and 25,117.56

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Solution

The fourth proportional to 71,864.64, 107,846.28 and 25,117.56 is: 37,693.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,864.64 : 107,846.28 = 25,117.56 : x
  2. Step 2: Convert to fraction form
    71,864.64/107,846.28 = 25,117.56/x
  3. Step 3: Cross multiply
    71,864.64x = 107,846.28 × 25,117.56
  4. Step 4: Simplify right side
    71,864.64x = 2,708,835,408.68
  5. Step 5: Solve for x
    x = 2,708,835,408.68/71,864.64
  6. Step 6: Final answer
    x = 37,693.58

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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.