Home / 119,584.39-165,020.37-65,868.25

Finding the Fourth Proportional to 119,584.39, 165,020.37 and 65,868.25

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Solution

The fourth proportional to 119,584.39, 165,020.37 and 65,868.25 is: 90,894.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,584.39 : 165,020.37 = 65,868.25 : x
  2. Step 2: Convert to fraction form
    119,584.39/165,020.37 = 65,868.25/x
  3. Step 3: Cross multiply
    119,584.39x = 165,020.37 × 65,868.25
  4. Step 4: Simplify right side
    119,584.39x = 10,869,602,986.25
  5. Step 5: Solve for x
    x = 10,869,602,986.25/119,584.39
  6. Step 6: Final answer
    x = 90,894.83

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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.