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Finding the Fourth Proportional to 375,628.32, 563,463 and 95,148

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Solution

The fourth proportional to 375,628.32, 563,463 and 95,148 is: 142,727.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,628.32 : 563,463 = 95,148 : x
  2. Step 2: Convert to fraction form
    375,628.32/563,463 = 95,148/x
  3. Step 3: Cross multiply
    375,628.32x = 563,463 × 95,148
  4. Step 4: Simplify right side
    375,628.32x = 53,612,377,524
  5. Step 5: Solve for x
    x = 53,612,377,524/375,628.32
  6. Step 6: Final answer
    x = 142,727.20

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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.