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Finding the Fourth Proportional to 88,186, 132,298.16 and 29,027.68

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Solution

The fourth proportional to 88,186, 132,298.16 and 29,027.68 is: 43,547.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,186 : 132,298.16 = 29,027.68 : x
  2. Step 2: Convert to fraction form
    88,186/132,298.16 = 29,027.68/x
  3. Step 3: Cross multiply
    88,186x = 132,298.16 × 29,027.68
  4. Step 4: Simplify right side
    88,186x = 3,840,308,653.07
  5. Step 5: Solve for x
    x = 3,840,308,653.07/88,186
  6. Step 6: Final answer
    x = 43,547.83

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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.