Home / 137,181.83-189,246.96-88,799.36

Finding the Fourth Proportional to 137,181.83, 189,246.96 and 88,799.36

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Solution

The fourth proportional to 137,181.83, 189,246.96 and 88,799.36 is: 122,501.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,181.83 : 189,246.96 = 88,799.36 : x
  2. Step 2: Convert to fraction form
    137,181.83/189,246.96 = 88,799.36/x
  3. Step 3: Cross multiply
    137,181.83x = 189,246.96 × 88,799.36
  4. Step 4: Simplify right side
    137,181.83x = 16,805,007,983.71
  5. Step 5: Solve for x
    x = 16,805,007,983.71/137,181.83
  6. Step 6: Final answer
    x = 122,501.71

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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.