Home / 107,425.38-161,082.72-48,210.28

Finding the Fourth Proportional to 107,425.38, 161,082.72 and 48,210.28

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Solution

The fourth proportional to 107,425.38, 161,082.72 and 48,210.28 is: 72,290.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,425.38 : 161,082.72 = 48,210.28 : x
  2. Step 2: Convert to fraction form
    107,425.38/161,082.72 = 48,210.28/x
  3. Step 3: Cross multiply
    107,425.38x = 161,082.72 × 48,210.28
  4. Step 4: Simplify right side
    107,425.38x = 7,765,843,034.36
  5. Step 5: Solve for x
    x = 7,765,843,034.36/107,425.38
  6. Step 6: Final answer
    x = 72,290.58

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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.