Home / 196,326.40-294,187.20-146,171.20

Finding the Fourth Proportional to 196,326.40, 294,187.20 and 146,171.20

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Solution

The fourth proportional to 196,326.40, 294,187.20 and 146,171.20 is: 219,031.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,326.40 : 294,187.20 = 146,171.20 : x
  2. Step 2: Convert to fraction form
    196,326.40/294,187.20 = 146,171.20/x
  3. Step 3: Cross multiply
    196,326.40x = 294,187.20 × 146,171.20
  4. Step 4: Simplify right side
    196,326.40x = 43,001,696,048.64
  5. Step 5: Solve for x
    x = 43,001,696,048.64/196,326.40
  6. Step 6: Final answer
    x = 219,031.65

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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.