Home / 196,024.01-270,566.50-115,477.71

Finding the Fourth Proportional to 196,024.01, 270,566.50 and 115,477.71

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Solution

The fourth proportional to 196,024.01, 270,566.50 and 115,477.71 is: 159,390.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,024.01 : 270,566.50 = 115,477.71 : x
  2. Step 2: Convert to fraction form
    196,024.01/270,566.50 = 115,477.71/x
  3. Step 3: Cross multiply
    196,024.01x = 270,566.50 × 115,477.71
  4. Step 4: Simplify right side
    196,024.01x = 31,244,398,469.88
  5. Step 5: Solve for x
    x = 31,244,398,469.88/196,024.01
  6. Step 6: Final answer
    x = 159,390.67

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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.