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Finding the Fourth Proportional to 201,955.52, 302,934 and 61,713.56

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Solution

The fourth proportional to 201,955.52, 302,934 and 61,713.56 is: 92,570.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,955.52 : 302,934 = 61,713.56 : x
  2. Step 2: Convert to fraction form
    201,955.52/302,934 = 61,713.56/x
  3. Step 3: Cross multiply
    201,955.52x = 302,934 × 61,713.56
  4. Step 4: Simplify right side
    201,955.52x = 18,695,135,585.04
  5. Step 5: Solve for x
    x = 18,695,135,585.04/201,955.52
  6. Step 6: Final answer
    x = 92,570.56

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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.