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Finding the Fourth Proportional to 133,262.16, 199,927.87 and 39,767.91

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Solution

The fourth proportional to 133,262.16, 199,927.87 and 39,767.91 is: 59,662.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,262.16 : 199,927.87 = 39,767.91 : x
  2. Step 2: Convert to fraction form
    133,262.16/199,927.87 = 39,767.91/x
  3. Step 3: Cross multiply
    133,262.16x = 199,927.87 × 39,767.91
  4. Step 4: Simplify right side
    133,262.16x = 7,950,713,441.23
  5. Step 5: Solve for x
    x = 7,950,713,441.23/133,262.16
  6. Step 6: Final answer
    x = 59,662.20

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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.