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Finding the Fourth Proportional to 55,025.82, 75,935.62 and 29,875.32

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Solution

The fourth proportional to 55,025.82, 75,935.62 and 29,875.32 is: 41,227.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,025.82 : 75,935.62 = 29,875.32 : x
  2. Step 2: Convert to fraction form
    55,025.82/75,935.62 = 29,875.32/x
  3. Step 3: Cross multiply
    55,025.82x = 75,935.62 × 29,875.32
  4. Step 4: Simplify right side
    55,025.82x = 2,268,600,567.22
  5. Step 5: Solve for x
    x = 2,268,600,567.22/55,025.82
  6. Step 6: Final answer
    x = 41,227.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.