Home / 201,935.56-302,514.78-112,919.08

Finding the Fourth Proportional to 201,935.56, 302,514.78 and 112,919.08

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Solution

The fourth proportional to 201,935.56, 302,514.78 and 112,919.08 is: 169,161.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,935.56 : 302,514.78 = 112,919.08 : x
  2. Step 2: Convert to fraction form
    201,935.56/302,514.78 = 112,919.08/x
  3. Step 3: Cross multiply
    201,935.56x = 302,514.78 × 112,919.08
  4. Step 4: Simplify right side
    201,935.56x = 34,159,690,644.00
  5. Step 5: Solve for x
    x = 34,159,690,644.00/201,935.56
  6. Step 6: Final answer
    x = 169,161.34

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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.