Home / 224,209.44-309,427.92-123,628.32

Finding the Fourth Proportional to 224,209.44, 309,427.92 and 123,628.32

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Solution

The fourth proportional to 224,209.44, 309,427.92 and 123,628.32 is: 170,617.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,209.44 : 309,427.92 = 123,628.32 : x
  2. Step 2: Convert to fraction form
    224,209.44/309,427.92 = 123,628.32/x
  3. Step 3: Cross multiply
    224,209.44x = 309,427.92 × 123,628.32
  4. Step 4: Simplify right side
    224,209.44x = 38,254,053,910.69
  5. Step 5: Solve for x
    x = 38,254,053,910.69/224,209.44
  6. Step 6: Final answer
    x = 170,617.50

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1.5x scale

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.