Home / 187,706.06-281,556.83-75,384.26

Finding the Fourth Proportional to 187,706.06, 281,556.83 and 75,384.26

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Solution

The fourth proportional to 187,706.06, 281,556.83 and 75,384.26 is: 113,075.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,706.06 : 281,556.83 = 75,384.26 : x
  2. Step 2: Convert to fraction form
    187,706.06/281,556.83 = 75,384.26/x
  3. Step 3: Cross multiply
    187,706.06x = 281,556.83 × 75,384.26
  4. Step 4: Simplify right side
    187,706.06x = 21,224,954,169.85
  5. Step 5: Solve for x
    x = 21,224,954,169.85/187,706.06
  6. Step 6: Final answer
    x = 113,075.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.