Home / 143,120.93-214,681.41-48,351.38

Finding the Fourth Proportional to 143,120.93, 214,681.41 and 48,351.38

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Solution

The fourth proportional to 143,120.93, 214,681.41 and 48,351.38 is: 72,527.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,120.93 : 214,681.41 = 48,351.38 : x
  2. Step 2: Convert to fraction form
    143,120.93/214,681.41 = 48,351.38/x
  3. Step 3: Cross multiply
    143,120.93x = 214,681.41 × 48,351.38
  4. Step 4: Simplify right side
    143,120.93x = 10,380,141,360.44
  5. Step 5: Solve for x
    x = 10,380,141,360.44/143,120.93
  6. Step 6: Final answer
    x = 72,527.07

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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.