Home / 136,014.78-187,697.92-75,584.33

Finding the Fourth Proportional to 136,014.78, 187,697.92 and 75,584.33

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Solution

The fourth proportional to 136,014.78, 187,697.92 and 75,584.33 is: 104,305.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,014.78 : 187,697.92 = 75,584.33 : x
  2. Step 2: Convert to fraction form
    136,014.78/187,697.92 = 75,584.33/x
  3. Step 3: Cross multiply
    136,014.78x = 187,697.92 × 75,584.33
  4. Step 4: Simplify right side
    136,014.78x = 14,187,021,525.59
  5. Step 5: Solve for x
    x = 14,187,021,525.59/136,014.78
  6. Step 6: Final answer
    x = 104,305.00

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1.5x scale

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.