Home / 119,733.18-165,230.44-66,022.89

Finding the Fourth Proportional to 119,733.18, 165,230.44 and 66,022.89

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Solution

The fourth proportional to 119,733.18, 165,230.44 and 66,022.89 is: 91,110.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,733.18 : 165,230.44 = 66,022.89 : x
  2. Step 2: Convert to fraction form
    119,733.18/165,230.44 = 66,022.89/x
  3. Step 3: Cross multiply
    119,733.18x = 165,230.44 × 66,022.89
  4. Step 4: Simplify right side
    119,733.18x = 10,908,991,164.77
  5. Step 5: Solve for x
    x = 10,908,991,164.77/119,733.18
  6. Step 6: Final answer
    x = 91,110.84

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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.