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Finding the Fourth Proportional to 365,247.56, 547,871.33 and 99,008.07

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Solution

The fourth proportional to 365,247.56, 547,871.33 and 99,008.07 is: 148,512.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,247.56 : 547,871.33 = 99,008.07 : x
  2. Step 2: Convert to fraction form
    365,247.56/547,871.33 = 99,008.07/x
  3. Step 3: Cross multiply
    365,247.56x = 547,871.33 × 99,008.07
  4. Step 4: Simplify right side
    365,247.56x = 54,243,682,991.63
  5. Step 5: Solve for x
    x = 54,243,682,991.63/365,247.56
  6. Step 6: Final answer
    x = 148,512.10

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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.