Home / 196,055.20-294,180.09-77,723.92

Finding the Fourth Proportional to 196,055.20, 294,180.09 and 77,723.92

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Solution

The fourth proportional to 196,055.20, 294,180.09 and 77,723.92 is: 116,624.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,055.20 : 294,180.09 = 77,723.92 : x
  2. Step 2: Convert to fraction form
    196,055.20/294,180.09 = 77,723.92/x
  3. Step 3: Cross multiply
    196,055.20x = 294,180.09 × 77,723.92
  4. Step 4: Simplify right side
    196,055.20x = 22,864,829,780.75
  5. Step 5: Solve for x
    x = 22,864,829,780.75/196,055.20
  6. Step 6: Final answer
    x = 116,624.45

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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.