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Finding the Fourth Proportional to 375,676.86, 563,607.56 and 109,439.71

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Solution

The fourth proportional to 375,676.86, 563,607.56 and 109,439.71 is: 164,186.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,676.86 : 563,607.56 = 109,439.71 : x
  2. Step 2: Convert to fraction form
    375,676.86/563,607.56 = 109,439.71/x
  3. Step 3: Cross multiply
    375,676.86x = 563,607.56 × 109,439.71
  4. Step 4: Simplify right side
    375,676.86x = 61,681,047,920.21
  5. Step 5: Solve for x
    x = 61,681,047,920.21/375,676.86
  6. Step 6: Final answer
    x = 164,186.44

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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.