Home / 196,130.70-270,742.77-166,071.87

Finding the Fourth Proportional to 196,130.70, 270,742.77 and 166,071.87

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Solution

The fourth proportional to 196,130.70, 270,742.77 and 166,071.87 is: 229,248.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,130.70 : 270,742.77 = 166,071.87 : x
  2. Step 2: Convert to fraction form
    196,130.70/270,742.77 = 166,071.87/x
  3. Step 3: Cross multiply
    196,130.70x = 270,742.77 × 166,071.87
  4. Step 4: Simplify right side
    196,130.70x = 44,962,758,102.88
  5. Step 5: Solve for x
    x = 44,962,758,102.88/196,130.70
  6. Step 6: Final answer
    x = 229,248.96

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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.