Home / 219,542.20-302,857.25-146,948.18

Finding the Fourth Proportional to 219,542.20, 302,857.25 and 146,948.18

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Solution

The fourth proportional to 219,542.20, 302,857.25 and 146,948.18 is: 202,714.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,542.20 : 302,857.25 = 146,948.18 : x
  2. Step 2: Convert to fraction form
    219,542.20/302,857.25 = 146,948.18/x
  3. Step 3: Cross multiply
    219,542.20x = 302,857.25 × 146,948.18
  4. Step 4: Simplify right side
    219,542.20x = 44,504,321,968.43
  5. Step 5: Solve for x
    x = 44,504,321,968.43/219,542.20
  6. Step 6: Final answer
    x = 202,714.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.