Home / 119,901.27-165,462.84-66,186.32

Finding the Fourth Proportional to 119,901.27, 165,462.84 and 66,186.32

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Solution

The fourth proportional to 119,901.27, 165,462.84 and 66,186.32 is: 91,336.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,901.27 : 165,462.84 = 66,186.32 : x
  2. Step 2: Convert to fraction form
    119,901.27/165,462.84 = 66,186.32/x
  3. Step 3: Cross multiply
    119,901.27x = 165,462.84 × 66,186.32
  4. Step 4: Simplify right side
    119,901.27x = 10,951,376,890.01
  5. Step 5: Solve for x
    x = 10,951,376,890.01/119,901.27
  6. Step 6: Final answer
    x = 91,336.62

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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.