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Finding the Fourth Proportional to 202,106.82, 302,890.85 and 95,519.08

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Solution

The fourth proportional to 202,106.82, 302,890.85 and 95,519.08 is: 143,151.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,106.82 : 302,890.85 = 95,519.08 : x
  2. Step 2: Convert to fraction form
    202,106.82/302,890.85 = 95,519.08/x
  3. Step 3: Cross multiply
    202,106.82x = 302,890.85 × 95,519.08
  4. Step 4: Simplify right side
    202,106.82x = 28,931,853,340.37
  5. Step 5: Solve for x
    x = 28,931,853,340.37/202,106.82
  6. Step 6: Final answer
    x = 143,151.30

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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.