Home / 140,224.03-210,336.39-55,991.05

Finding the Fourth Proportional to 140,224.03, 210,336.39 and 55,991.05

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Solution

The fourth proportional to 140,224.03, 210,336.39 and 55,991.05 is: 83,986.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,224.03 : 210,336.39 = 55,991.05 : x
  2. Step 2: Convert to fraction form
    140,224.03/210,336.39 = 55,991.05/x
  3. Step 3: Cross multiply
    140,224.03x = 210,336.39 × 55,991.05
  4. Step 4: Simplify right side
    140,224.03x = 11,776,954,803.47
  5. Step 5: Solve for x
    x = 11,776,954,803.47/140,224.03
  6. Step 6: Final answer
    x = 83,986.71

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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.