Home / 196,889.22-271,457.37-151,002.32

Finding the Fourth Proportional to 196,889.22, 271,457.37 and 151,002.32

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Solution

The fourth proportional to 196,889.22, 271,457.37 and 151,002.32 is: 208,191.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,889.22 : 271,457.37 = 151,002.32 : x
  2. Step 2: Convert to fraction form
    196,889.22/271,457.37 = 151,002.32/x
  3. Step 3: Cross multiply
    196,889.22x = 271,457.37 × 151,002.32
  4. Step 4: Simplify right side
    196,889.22x = 40,990,691,293.81
  5. Step 5: Solve for x
    x = 40,990,691,293.81/196,889.22
  6. Step 6: Final answer
    x = 208,191.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.