Home / 119,609.24-179,467.32-67,018.64

Finding the Fourth Proportional to 119,609.24, 179,467.32 and 67,018.64

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Solution

The fourth proportional to 119,609.24, 179,467.32 and 67,018.64 is: 100,557.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,609.24 : 179,467.32 = 67,018.64 : x
  2. Step 2: Convert to fraction form
    119,609.24/179,467.32 = 67,018.64/x
  3. Step 3: Cross multiply
    119,609.24x = 179,467.32 × 67,018.64
  4. Step 4: Simplify right side
    119,609.24x = 12,027,655,710.84
  5. Step 5: Solve for x
    x = 12,027,655,710.84/119,609.24
  6. Step 6: Final answer
    x = 100,557.91

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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.