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Finding the Fourth Proportional to 376,586.05, 564,878.76 and 96,103.30

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Solution

The fourth proportional to 376,586.05, 564,878.76 and 96,103.30 is: 144,154.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,586.05 : 564,878.76 = 96,103.30 : x
  2. Step 2: Convert to fraction form
    376,586.05/564,878.76 = 96,103.30/x
  3. Step 3: Cross multiply
    376,586.05x = 564,878.76 × 96,103.30
  4. Step 4: Simplify right side
    376,586.05x = 54,286,712,935.91
  5. Step 5: Solve for x
    x = 54,286,712,935.91/376,586.05
  6. Step 6: Final answer
    x = 144,154.87

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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.