Home / 135,960.09-187,624.76-75,536.31

Finding the Fourth Proportional to 135,960.09, 187,624.76 and 75,536.31

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Solution

The fourth proportional to 135,960.09, 187,624.76 and 75,536.31 is: 104,240.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,960.09 : 187,624.76 = 75,536.31 : x
  2. Step 2: Convert to fraction form
    135,960.09/187,624.76 = 75,536.31/x
  3. Step 3: Cross multiply
    135,960.09x = 187,624.76 × 75,536.31
  4. Step 4: Simplify right side
    135,960.09x = 14,172,481,657.35
  5. Step 5: Solve for x
    x = 14,172,481,657.35/135,960.09
  6. Step 6: Final answer
    x = 104,240.01

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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.