Home / 143,600.27-215,400.31-64,622.24

Finding the Fourth Proportional to 143,600.27, 215,400.31 and 64,622.24

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Solution

The fourth proportional to 143,600.27, 215,400.31 and 64,622.24 is: 96,933.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,600.27 : 215,400.31 = 64,622.24 : x
  2. Step 2: Convert to fraction form
    143,600.27/215,400.31 = 64,622.24/x
  3. Step 3: Cross multiply
    143,600.27x = 215,400.31 × 64,622.24
  4. Step 4: Simplify right side
    143,600.27x = 13,919,649,290.34
  5. Step 5: Solve for x
    x = 13,919,649,290.34/143,600.27
  6. Step 6: Final answer
    x = 96,933.31

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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.