Home / 143,027.86-214,392.12-48,225.28

Finding the Fourth Proportional to 143,027.86, 214,392.12 and 48,225.28

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Solution

The fourth proportional to 143,027.86, 214,392.12 and 48,225.28 is: 72,287.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,027.86 : 214,392.12 = 48,225.28 : x
  2. Step 2: Convert to fraction form
    143,027.86/214,392.12 = 48,225.28/x
  3. Step 3: Cross multiply
    143,027.86x = 214,392.12 × 48,225.28
  4. Step 4: Simplify right side
    143,027.86x = 10,339,120,016.79
  5. Step 5: Solve for x
    x = 10,339,120,016.79/143,027.86
  6. Step 6: Final answer
    x = 72,287.46

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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.