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Finding the Fourth Proportional to 302,429, 453,709.06 and 92,061.44

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Solution

The fourth proportional to 302,429, 453,709.06 and 92,061.44 is: 138,112.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,429 : 453,709.06 = 92,061.44 : x
  2. Step 2: Convert to fraction form
    302,429/453,709.06 = 92,061.44/x
  3. Step 3: Cross multiply
    302,429x = 453,709.06 × 92,061.44
  4. Step 4: Simplify right side
    302,429x = 41,769,109,404.65
  5. Step 5: Solve for x
    x = 41,769,109,404.65/302,429
  6. Step 6: Final answer
    x = 138,112.12

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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.