Home / 136,197.01-187,949.06-75,766.35

Finding the Fourth Proportional to 136,197.01, 187,949.06 and 75,766.35

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Solution

The fourth proportional to 136,197.01, 187,949.06 and 75,766.35 is: 104,556.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,197.01 : 187,949.06 = 75,766.35 : x
  2. Step 2: Convert to fraction form
    136,197.01/187,949.06 = 75,766.35/x
  3. Step 3: Cross multiply
    136,197.01x = 187,949.06 × 75,766.35
  4. Step 4: Simplify right side
    136,197.01x = 14,240,214,872.23
  5. Step 5: Solve for x
    x = 14,240,214,872.23/136,197.01
  6. Step 6: Final answer
    x = 104,556.00

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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.