Home / 197,566.71-296,339.62-55,421.79

Finding the Fourth Proportional to 197,566.71, 296,339.62 and 55,421.79

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Solution

The fourth proportional to 197,566.71, 296,339.62 and 55,421.79 is: 83,129.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,566.71 : 296,339.62 = 55,421.79 : x
  2. Step 2: Convert to fraction form
    197,566.71/296,339.62 = 55,421.79/x
  3. Step 3: Cross multiply
    197,566.71x = 296,339.62 × 55,421.79
  4. Step 4: Simplify right side
    197,566.71x = 16,423,672,188.32
  5. Step 5: Solve for x
    x = 16,423,672,188.32/197,566.71
  6. Step 6: Final answer
    x = 83,129.75

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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.