Home / 135,995.04-203,986.33-47,255.49

Finding the Fourth Proportional to 135,995.04, 203,986.33 and 47,255.49

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Solution

The fourth proportional to 135,995.04, 203,986.33 and 47,255.49 is: 70,881.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,995.04 : 203,986.33 = 47,255.49 : x
  2. Step 2: Convert to fraction form
    135,995.04/203,986.33 = 47,255.49/x
  3. Step 3: Cross multiply
    135,995.04x = 203,986.33 × 47,255.49
  4. Step 4: Simplify right side
    135,995.04x = 9,639,473,977.45
  5. Step 5: Solve for x
    x = 9,639,473,977.45/135,995.04
  6. Step 6: Final answer
    x = 70,881.07

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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.