Home / 143,162.24-214,707.89-48,390.32

Finding the Fourth Proportional to 143,162.24, 214,707.89 and 48,390.32

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Solution

The fourth proportional to 143,162.24, 214,707.89 and 48,390.32 is: 72,573.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,162.24 : 214,707.89 = 48,390.32 : x
  2. Step 2: Convert to fraction form
    143,162.24/214,707.89 = 48,390.32/x
  3. Step 3: Cross multiply
    143,162.24x = 214,707.89 × 48,390.32
  4. Step 4: Simplify right side
    143,162.24x = 10,389,782,188.13
  5. Step 5: Solve for x
    x = 10,389,782,188.13/143,162.24
  6. Step 6: Final answer
    x = 72,573.48

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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.