Home / 276,567.58-381,676.17-167,675.32

Finding the Fourth Proportional to 276,567.58, 381,676.17 and 167,675.32

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Solution

The fourth proportional to 276,567.58, 381,676.17 and 167,675.32 is: 231,399.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,567.58 : 381,676.17 = 167,675.32 : x
  2. Step 2: Convert to fraction form
    276,567.58/381,676.17 = 167,675.32/x
  3. Step 3: Cross multiply
    276,567.58x = 381,676.17 × 167,675.32
  4. Step 4: Simplify right side
    276,567.58x = 63,997,673,941.12
  5. Step 5: Solve for x
    x = 63,997,673,941.12/276,567.58
  6. Step 6: Final answer
    x = 231,399.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.