Home / 109,918.89-164,762.91-50,793.35

Finding the Fourth Proportional to 109,918.89, 164,762.91 and 50,793.35

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Solution

The fourth proportional to 109,918.89, 164,762.91 and 50,793.35 is: 76,136.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,918.89 : 164,762.91 = 50,793.35 : x
  2. Step 2: Convert to fraction form
    109,918.89/164,762.91 = 50,793.35/x
  3. Step 3: Cross multiply
    109,918.89x = 164,762.91 × 50,793.35
  4. Step 4: Simplify right side
    109,918.89x = 8,368,859,330.83
  5. Step 5: Solve for x
    x = 8,368,859,330.83/109,918.89
  6. Step 6: Final answer
    x = 76,136.68

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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.