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Finding the Fourth Proportional to 133,557.83, 200,389.59 and 58,625.75

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Solution

The fourth proportional to 133,557.83, 200,389.59 and 58,625.75 is: 87,961.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,557.83 : 200,389.59 = 58,625.75 : x
  2. Step 2: Convert to fraction form
    133,557.83/200,389.59 = 58,625.75/x
  3. Step 3: Cross multiply
    133,557.83x = 200,389.59 × 58,625.75
  4. Step 4: Simplify right side
    133,557.83x = 11,747,989,003.99
  5. Step 5: Solve for x
    x = 11,747,989,003.99/133,557.83
  6. Step 6: Final answer
    x = 87,961.82

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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.