Home / 196,278.60-294,855.30-188,308.20

Finding the Fourth Proportional to 196,278.60, 294,855.30 and 188,308.20

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Solution

The fourth proportional to 196,278.60, 294,855.30 and 188,308.20 is: 282,881.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,278.60 : 294,855.30 = 188,308.20 : x
  2. Step 2: Convert to fraction form
    196,278.60/294,855.30 = 188,308.20/x
  3. Step 3: Cross multiply
    196,278.60x = 294,855.30 × 188,308.20
  4. Step 4: Simplify right side
    196,278.60x = 55,523,670,803.46
  5. Step 5: Solve for x
    x = 55,523,670,803.46/196,278.60
  6. Step 6: Final answer
    x = 282,881.94

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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.