Home / 107,427.29-161,158.34-36,354.30

Finding the Fourth Proportional to 107,427.29, 161,158.34 and 36,354.30

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Solution

The fourth proportional to 107,427.29, 161,158.34 and 36,354.30 is: 54,537.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,427.29 : 161,158.34 = 36,354.30 : x
  2. Step 2: Convert to fraction form
    107,427.29/161,158.34 = 36,354.30/x
  3. Step 3: Cross multiply
    107,427.29x = 161,158.34 × 36,354.30
  4. Step 4: Simplify right side
    107,427.29x = 5,858,798,458.09
  5. Step 5: Solve for x
    x = 5,858,798,458.09/107,427.29
  6. Step 6: Final answer
    x = 54,537.34

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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.