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Finding the Fourth Proportional to 348,066.91, 522,100.82 and 95,349.65

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Solution

The fourth proportional to 348,066.91, 522,100.82 and 95,349.65 is: 143,024.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,066.91 : 522,100.82 = 95,349.65 : x
  2. Step 2: Convert to fraction form
    348,066.91/522,100.82 = 95,349.65/x
  3. Step 3: Cross multiply
    348,066.91x = 522,100.82 × 95,349.65
  4. Step 4: Simplify right side
    348,066.91x = 49,782,127,841.21
  5. Step 5: Solve for x
    x = 49,782,127,841.21/348,066.91
  6. Step 6: Final answer
    x = 143,024.59

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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.