Home / 222,505.10-333,790.05-72,709.10

Finding the Fourth Proportional to 222,505.10, 333,790.05 and 72,709.10

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Solution

The fourth proportional to 222,505.10, 333,790.05 and 72,709.10 is: 109,074.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,505.10 : 333,790.05 = 72,709.10 : x
  2. Step 2: Convert to fraction form
    222,505.10/333,790.05 = 72,709.10/x
  3. Step 3: Cross multiply
    222,505.10x = 333,790.05 × 72,709.10
  4. Step 4: Simplify right side
    222,505.10x = 24,269,574,124.46
  5. Step 5: Solve for x
    x = 24,269,574,124.46/222,505.10
  6. Step 6: Final answer
    x = 109,074.24

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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.