Home / 135,567.54-187,096.32-75,151.26

Finding the Fourth Proportional to 135,567.54, 187,096.32 and 75,151.26

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Solution

The fourth proportional to 135,567.54, 187,096.32 and 75,151.26 is: 103,716.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,567.54 : 187,096.32 = 75,151.26 : x
  2. Step 2: Convert to fraction form
    135,567.54/187,096.32 = 75,151.26/x
  3. Step 3: Cross multiply
    135,567.54x = 187,096.32 × 75,151.26
  4. Step 4: Simplify right side
    135,567.54x = 14,060,524,189.36
  5. Step 5: Solve for x
    x = 14,060,524,189.36/135,567.54
  6. Step 6: Final answer
    x = 103,716.01

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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.