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Finding the Fourth Proportional to 375,715.75, 563,606.43 and 95,233

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Solution

The fourth proportional to 375,715.75, 563,606.43 and 95,233 is: 142,857.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,715.75 : 563,606.43 = 95,233 : x
  2. Step 2: Convert to fraction form
    375,715.75/563,606.43 = 95,233/x
  3. Step 3: Cross multiply
    375,715.75x = 563,606.43 × 95,233
  4. Step 4: Simplify right side
    375,715.75x = 53,673,931,148.19
  5. Step 5: Solve for x
    x = 53,673,931,148.19/375,715.75
  6. Step 6: Final answer
    x = 142,857.82

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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.