Home / 119,717.88-165,210.62-68,733.90

Finding the Fourth Proportional to 119,717.88, 165,210.62 and 68,733.90

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Solution

The fourth proportional to 119,717.88, 165,210.62 and 68,733.90 is: 94,852.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,717.88 : 165,210.62 = 68,733.90 : x
  2. Step 2: Convert to fraction form
    119,717.88/165,210.62 = 68,733.90/x
  3. Step 3: Cross multiply
    119,717.88x = 165,210.62 × 68,733.90
  4. Step 4: Simplify right side
    119,717.88x = 11,355,570,234.02
  5. Step 5: Solve for x
    x = 11,355,570,234.02/119,717.88
  6. Step 6: Final answer
    x = 94,852.75

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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.