Home / 104,268.56-156,387-34,146.32

Finding the Fourth Proportional to 104,268.56, 156,387 and 34,146.32

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Solution

The fourth proportional to 104,268.56, 156,387 and 34,146.32 is: 51,214.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,268.56 : 156,387 = 34,146.32 : x
  2. Step 2: Convert to fraction form
    104,268.56/156,387 = 34,146.32/x
  3. Step 3: Cross multiply
    104,268.56x = 156,387 × 34,146.32
  4. Step 4: Simplify right side
    104,268.56x = 5,340,040,545.84
  5. Step 5: Solve for x
    x = 5,340,040,545.84/104,268.56
  6. Step 6: Final answer
    x = 51,214.29

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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.