Home / 219,353.72-329,037.29-75,257.52

Finding the Fourth Proportional to 219,353.72, 329,037.29 and 75,257.52

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Solution

The fourth proportional to 219,353.72, 329,037.29 and 75,257.52 is: 112,888.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,353.72 : 329,037.29 = 75,257.52 : x
  2. Step 2: Convert to fraction form
    219,353.72/329,037.29 = 75,257.52/x
  3. Step 3: Cross multiply
    219,353.72x = 329,037.29 × 75,257.52
  4. Step 4: Simplify right side
    219,353.72x = 24,762,530,432.92
  5. Step 5: Solve for x
    x = 24,762,530,432.92/219,353.72
  6. Step 6: Final answer
    x = 112,888.58

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1.5x scale

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.