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Finding the Fourth Proportional to 119,607.41, 165,236.69 and 96,602.90

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Solution

The fourth proportional to 119,607.41, 165,236.69 and 96,602.90 is: 133,456.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,607.41 : 165,236.69 = 96,602.90 : x
  2. Step 2: Convert to fraction form
    119,607.41/165,236.69 = 96,602.90/x
  3. Step 3: Cross multiply
    119,607.41x = 165,236.69 × 96,602.90
  4. Step 4: Simplify right side
    119,607.41x = 15,962,343,440.40
  5. Step 5: Solve for x
    x = 15,962,343,440.40/119,607.41
  6. Step 6: Final answer
    x = 133,456.14

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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.