Home / 107,317.17-161,034.08-45,031.41

Finding the Fourth Proportional to 107,317.17, 161,034.08 and 45,031.41

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Solution

The fourth proportional to 107,317.17, 161,034.08 and 45,031.41 is: 67,571.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,317.17 : 161,034.08 = 45,031.41 : x
  2. Step 2: Convert to fraction form
    107,317.17/161,034.08 = 45,031.41/x
  3. Step 3: Cross multiply
    107,317.17x = 161,034.08 × 45,031.41
  4. Step 4: Simplify right side
    107,317.17x = 7,251,591,455.30
  5. Step 5: Solve for x
    x = 7,251,591,455.30/107,317.17
  6. Step 6: Final answer
    x = 67,571.59

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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.