Home / 119,583.52-165,019.20-65,867.35

Finding the Fourth Proportional to 119,583.52, 165,019.20 and 65,867.35

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Solution

The fourth proportional to 119,583.52, 165,019.20 and 65,867.35 is: 90,893.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,583.52 : 165,019.20 = 65,867.35 : x
  2. Step 2: Convert to fraction form
    119,583.52/165,019.20 = 65,867.35/x
  3. Step 3: Cross multiply
    119,583.52x = 165,019.20 × 65,867.35
  4. Step 4: Simplify right side
    119,583.52x = 10,869,377,403.12
  5. Step 5: Solve for x
    x = 10,869,377,403.12/119,583.52
  6. Step 6: Final answer
    x = 90,893.61

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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.