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Finding the Fourth Proportional to 222,548.04, 333,821.79 and 147,814.07

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Solution

The fourth proportional to 222,548.04, 333,821.79 and 147,814.07 is: 221,720.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,548.04 : 333,821.79 = 147,814.07 : x
  2. Step 2: Convert to fraction form
    222,548.04/333,821.79 = 147,814.07/x
  3. Step 3: Cross multiply
    222,548.04x = 333,821.79 × 147,814.07
  4. Step 4: Simplify right side
    222,548.04x = 49,343,555,765.48
  5. Step 5: Solve for x
    x = 49,343,555,765.48/222,548.04
  6. Step 6: Final answer
    x = 221,720.92

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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.