Home / 107,604.08-161,425.70-35,561.10

Finding the Fourth Proportional to 107,604.08, 161,425.70 and 35,561.10

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Solution

The fourth proportional to 107,604.08, 161,425.70 and 35,561.10 is: 53,348.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,604.08 : 161,425.70 = 35,561.10 : x
  2. Step 2: Convert to fraction form
    107,604.08/161,425.70 = 35,561.10/x
  3. Step 3: Cross multiply
    107,604.08x = 161,425.70 × 35,561.10
  4. Step 4: Simplify right side
    107,604.08x = 5,740,475,282.46
  5. Step 5: Solve for x
    x = 5,740,475,282.46/107,604.08
  6. Step 6: Final answer
    x = 53,348.12

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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.