Home / 135,846.04-203,722.92-47,078.80

Finding the Fourth Proportional to 135,846.04, 203,722.92 and 47,078.80

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Solution

The fourth proportional to 135,846.04, 203,722.92 and 47,078.80 is: 70,602.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,846.04 : 203,722.92 = 47,078.80 : x
  2. Step 2: Convert to fraction form
    135,846.04/203,722.92 = 47,078.80/x
  3. Step 3: Cross multiply
    135,846.04x = 203,722.92 × 47,078.80
  4. Step 4: Simplify right side
    135,846.04x = 9,591,030,606.10
  5. Step 5: Solve for x
    x = 9,591,030,606.10/135,846.04
  6. Step 6: Final answer
    x = 70,602.21

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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.