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Finding the Fourth Proportional to 133,373.67, 200,033.15 and 58,452.51

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Solution

The fourth proportional to 133,373.67, 200,033.15 and 58,452.51 is: 87,666.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,373.67 : 200,033.15 = 58,452.51 : x
  2. Step 2: Convert to fraction form
    133,373.67/200,033.15 = 58,452.51/x
  3. Step 3: Cross multiply
    133,373.67x = 200,033.15 × 58,452.51
  4. Step 4: Simplify right side
    133,373.67x = 11,692,439,700.71
  5. Step 5: Solve for x
    x = 11,692,439,700.71/133,373.67
  6. Step 6: Final answer
    x = 87,666.78

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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.