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Finding the Fourth Proportional to 133,748.82, 200,688.50 and 58,859.53

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Solution

The fourth proportional to 133,748.82, 200,688.50 and 58,859.53 is: 88,318.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,748.82 : 200,688.50 = 58,859.53 : x
  2. Step 2: Convert to fraction form
    133,748.82/200,688.50 = 58,859.53/x
  3. Step 3: Cross multiply
    133,748.82x = 200,688.50 × 58,859.53
  4. Step 4: Simplify right side
    133,748.82x = 11,812,430,431.83
  5. Step 5: Solve for x
    x = 11,812,430,431.83/133,748.82
  6. Step 6: Final answer
    x = 88,318.02

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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.