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Finding the Fourth Proportional to 119,717.41, 165,210 and 68,733.41

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Solution

The fourth proportional to 119,717.41, 165,210 and 68,733.41 is: 94,852.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,717.41 : 165,210 = 68,733.41 : x
  2. Step 2: Convert to fraction form
    119,717.41/165,210 = 68,733.41/x
  3. Step 3: Cross multiply
    119,717.41x = 165,210 × 68,733.41
  4. Step 4: Simplify right side
    119,717.41x = 11,355,446,666.10
  5. Step 5: Solve for x
    x = 11,355,446,666.10/119,717.41
  6. Step 6: Final answer
    x = 94,852.09

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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.