Home / 223,932.20-309,089.94-147,507.08

Finding the Fourth Proportional to 223,932.20, 309,089.94 and 147,507.08

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Solution

The fourth proportional to 223,932.20, 309,089.94 and 147,507.08 is: 203,601.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,932.20 : 309,089.94 = 147,507.08 : x
  2. Step 2: Convert to fraction form
    223,932.20/309,089.94 = 147,507.08/x
  3. Step 3: Cross multiply
    223,932.20x = 309,089.94 × 147,507.08
  4. Step 4: Simplify right side
    223,932.20x = 45,592,954,506.78
  5. Step 5: Solve for x
    x = 45,592,954,506.78/223,932.20
  6. Step 6: Final answer
    x = 203,601.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.