Home / 224,431.08-309,434.76-143,725.92

Finding the Fourth Proportional to 224,431.08, 309,434.76 and 143,725.92

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Solution

The fourth proportional to 224,431.08, 309,434.76 and 143,725.92 is: 198,162.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,431.08 : 309,434.76 = 143,725.92 : x
  2. Step 2: Convert to fraction form
    224,431.08/309,434.76 = 143,725.92/x
  3. Step 3: Cross multiply
    224,431.08x = 309,434.76 × 143,725.92
  4. Step 4: Simplify right side
    224,431.08x = 44,473,795,560.98
  5. Step 5: Solve for x
    x = 44,473,795,560.98/224,431.08
  6. Step 6: Final answer
    x = 198,162.37

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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.