Home / 196,387.40-294,278.70-146,232.20

Finding the Fourth Proportional to 196,387.40, 294,278.70 and 146,232.20

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Solution

The fourth proportional to 196,387.40, 294,278.70 and 146,232.20 is: 219,123.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,387.40 : 294,278.70 = 146,232.20 : x
  2. Step 2: Convert to fraction form
    196,387.40/294,278.70 = 146,232.20/x
  3. Step 3: Cross multiply
    196,387.40x = 294,278.70 × 146,232.20
  4. Step 4: Simplify right side
    196,387.40x = 43,033,021,714.14
  5. Step 5: Solve for x
    x = 43,033,021,714.14/196,387.40
  6. Step 6: Final answer
    x = 219,123.13

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1.5x scale

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.