Home / 143,622.04-215,531.46-50,127.79

Finding the Fourth Proportional to 143,622.04, 215,531.46 and 50,127.79

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Solution

The fourth proportional to 143,622.04, 215,531.46 and 50,127.79 is: 75,226.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,622.04 : 215,531.46 = 50,127.79 : x
  2. Step 2: Convert to fraction form
    143,622.04/215,531.46 = 50,127.79/x
  3. Step 3: Cross multiply
    143,622.04x = 215,531.46 × 50,127.79
  4. Step 4: Simplify right side
    143,622.04x = 10,804,115,765.27
  5. Step 5: Solve for x
    x = 10,804,115,765.27/143,622.04
  6. Step 6: Final answer
    x = 75,226.03

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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.