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Finding the Fourth Proportional to 197,446.64, 296,169.71 and 64,326.69

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Solution

The fourth proportional to 197,446.64, 296,169.71 and 64,326.69 is: 96,489.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,446.64 : 296,169.71 = 64,326.69 : x
  2. Step 2: Convert to fraction form
    197,446.64/296,169.71 = 64,326.69/x
  3. Step 3: Cross multiply
    197,446.64x = 296,169.71 × 64,326.69
  4. Step 4: Simplify right side
    197,446.64x = 19,051,616,800.93
  5. Step 5: Solve for x
    x = 19,051,616,800.93/197,446.64
  6. Step 6: Final answer
    x = 96,489.95

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1.5x scale

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.