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Finding the Fourth Proportional to 201,717.04, 302,622.94 and 113,031.76

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Solution

The fourth proportional to 201,717.04, 302,622.94 and 113,031.76 is: 169,574.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,717.04 : 302,622.94 = 113,031.76 : x
  2. Step 2: Convert to fraction form
    201,717.04/302,622.94 = 113,031.76/x
  3. Step 3: Cross multiply
    201,717.04x = 302,622.94 × 113,031.76
  4. Step 4: Simplify right side
    201,717.04x = 34,206,001,446.30
  5. Step 5: Solve for x
    x = 34,206,001,446.30/201,717.04
  6. Step 6: Final answer
    x = 169,574.18

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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.