Home / 135,951.15-187,607.37-75,525.59

Finding the Fourth Proportional to 135,951.15, 187,607.37 and 75,525.59

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Solution

The fourth proportional to 135,951.15, 187,607.37 and 75,525.59 is: 104,222.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,951.15 : 187,607.37 = 75,525.59 : x
  2. Step 2: Convert to fraction form
    135,951.15/187,607.37 = 75,525.59/x
  3. Step 3: Cross multiply
    135,951.15x = 187,607.37 × 75,525.59
  4. Step 4: Simplify right side
    135,951.15x = 14,169,156,369.56
  5. Step 5: Solve for x
    x = 14,169,156,369.56/135,951.15
  6. Step 6: Final answer
    x = 104,222.41

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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.