Home / 143,958.07-215,976.34-44,116.05

Finding the Fourth Proportional to 143,958.07, 215,976.34 and 44,116.05

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Solution

The fourth proportional to 143,958.07, 215,976.34 and 44,116.05 is: 66,186.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,958.07 : 215,976.34 = 44,116.05 : x
  2. Step 2: Convert to fraction form
    143,958.07/215,976.34 = 44,116.05/x
  3. Step 3: Cross multiply
    143,958.07x = 215,976.34 × 44,116.05
  4. Step 4: Simplify right side
    143,958.07x = 9,528,023,014.26
  5. Step 5: Solve for x
    x = 9,528,023,014.26/143,958.07
  6. Step 6: Final answer
    x = 66,186.10

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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.