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Finding the Fourth Proportional to 375,636.32, 563,475.04 and 95,156

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Solution

The fourth proportional to 375,636.32, 563,475.04 and 95,156 is: 142,739.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,636.32 : 563,475.04 = 95,156 : x
  2. Step 2: Convert to fraction form
    375,636.32/563,475.04 = 95,156/x
  3. Step 3: Cross multiply
    375,636.32x = 563,475.04 × 95,156
  4. Step 4: Simplify right side
    375,636.32x = 53,618,030,906.24
  5. Step 5: Solve for x
    x = 53,618,030,906.24/375,636.32
  6. Step 6: Final answer
    x = 142,739.21

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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.