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Finding the Fourth Proportional to 375,628.82, 563,463.75 and 95,148.50

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Solution

The fourth proportional to 375,628.82, 563,463.75 and 95,148.50 is: 142,727.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,628.82 : 563,463.75 = 95,148.50 : x
  2. Step 2: Convert to fraction form
    375,628.82/563,463.75 = 95,148.50/x
  3. Step 3: Cross multiply
    375,628.82x = 563,463.75 × 95,148.50
  4. Step 4: Simplify right side
    375,628.82x = 53,612,730,616.88
  5. Step 5: Solve for x
    x = 53,612,730,616.88/375,628.82
  6. Step 6: Final answer
    x = 142,727.95

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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.