Home / 219,192.35-328,760.82-69,447.83

Finding the Fourth Proportional to 219,192.35, 328,760.82 and 69,447.83

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Solution

The fourth proportional to 219,192.35, 328,760.82 and 69,447.83 is: 104,162.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,192.35 : 328,760.82 = 69,447.83 : x
  2. Step 2: Convert to fraction form
    219,192.35/328,760.82 = 69,447.83/x
  3. Step 3: Cross multiply
    219,192.35x = 328,760.82 × 69,447.83
  4. Step 4: Simplify right side
    219,192.35x = 22,831,723,894.22
  5. Step 5: Solve for x
    x = 22,831,723,894.22/219,192.35
  6. Step 6: Final answer
    x = 104,162.96

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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.