Home / 107,928.10-161,892.15-34,056.10

Finding the Fourth Proportional to 107,928.10, 161,892.15 and 34,056.10

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Solution

The fourth proportional to 107,928.10, 161,892.15 and 34,056.10 is: 51,084.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,928.10 : 161,892.15 = 34,056.10 : x
  2. Step 2: Convert to fraction form
    107,928.10/161,892.15 = 34,056.10/x
  3. Step 3: Cross multiply
    107,928.10x = 161,892.15 × 34,056.10
  4. Step 4: Simplify right side
    107,928.10x = 5,513,415,249.62
  5. Step 5: Solve for x
    x = 5,513,415,249.62/107,928.10
  6. Step 6: Final answer
    x = 51,084.15

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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.