Home / 196,495.22-271,163.35-107,071.22

Finding the Fourth Proportional to 196,495.22, 271,163.35 and 107,071.22

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Solution

The fourth proportional to 196,495.22, 271,163.35 and 107,071.22 is: 147,758.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,495.22 : 271,163.35 = 107,071.22 : x
  2. Step 2: Convert to fraction form
    196,495.22/271,163.35 = 107,071.22/x
  3. Step 3: Cross multiply
    196,495.22x = 271,163.35 × 107,071.22
  4. Step 4: Simplify right side
    196,495.22x = 29,033,790,703.79
  5. Step 5: Solve for x
    x = 29,033,790,703.79/196,495.22
  6. Step 6: Final answer
    x = 147,758.25

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1.5x scale

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.