Home / 196,207.20-293,727.60-117,280.80

Finding the Fourth Proportional to 196,207.20, 293,727.60 and 117,280.80

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Solution

The fourth proportional to 196,207.20, 293,727.60 and 117,280.80 is: 175,572.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,207.20 : 293,727.60 = 117,280.80 : x
  2. Step 2: Convert to fraction form
    196,207.20/293,727.60 = 117,280.80/x
  3. Step 3: Cross multiply
    196,207.20x = 293,727.60 × 117,280.80
  4. Step 4: Simplify right side
    196,207.20x = 34,448,607,910.08
  5. Step 5: Solve for x
    x = 34,448,607,910.08/196,207.20
  6. Step 6: Final answer
    x = 175,572.60

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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.