Home / 196,667.20-295,011.78-56,422

Finding the Fourth Proportional to 196,667.20, 295,011.78 and 56,422

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Solution

The fourth proportional to 196,667.20, 295,011.78 and 56,422 is: 84,636.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,667.20 : 295,011.78 = 56,422 : x
  2. Step 2: Convert to fraction form
    196,667.20/295,011.78 = 56,422/x
  3. Step 3: Cross multiply
    196,667.20x = 295,011.78 × 56,422
  4. Step 4: Simplify right side
    196,667.20x = 16,645,154,651.16
  5. Step 5: Solve for x
    x = 16,645,154,651.16/196,667.20
  6. Step 6: Final answer
    x = 84,636.15

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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.