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Finding the Fourth Proportional to 133,779.68, 200,735.68 and 62,707.44

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Solution

The fourth proportional to 133,779.68, 200,735.68 and 62,707.44 is: 94,092.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,779.68 : 200,735.68 = 62,707.44 : x
  2. Step 2: Convert to fraction form
    133,779.68/200,735.68 = 62,707.44/x
  3. Step 3: Cross multiply
    133,779.68x = 200,735.68 × 62,707.44
  4. Step 4: Simplify right side
    133,779.68x = 12,587,620,609.46
  5. Step 5: Solve for x
    x = 12,587,620,609.46/133,779.68
  6. Step 6: Final answer
    x = 94,092.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.