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Finding the Fourth Proportional to 176,571.70, 264,857.55 and 113,586.10

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Solution

The fourth proportional to 176,571.70, 264,857.55 and 113,586.10 is: 170,379.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,571.70 : 264,857.55 = 113,586.10 : x
  2. Step 2: Convert to fraction form
    176,571.70/264,857.55 = 113,586.10/x
  3. Step 3: Cross multiply
    176,571.70x = 264,857.55 × 113,586.10
  4. Step 4: Simplify right side
    176,571.70x = 30,084,136,160.06
  5. Step 5: Solve for x
    x = 30,084,136,160.06/176,571.70
  6. Step 6: Final answer
    x = 170,379.15

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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.