Home / 211,244.64-316,867.20-53,473.10

Finding the Fourth Proportional to 211,244.64, 316,867.20 and 53,473.10

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Solution

The fourth proportional to 211,244.64, 316,867.20 and 53,473.10 is: 80,209.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,244.64 : 316,867.20 = 53,473.10 : x
  2. Step 2: Convert to fraction form
    211,244.64/316,867.20 = 53,473.10/x
  3. Step 3: Cross multiply
    211,244.64x = 316,867.20 × 53,473.10
  4. Step 4: Simplify right side
    211,244.64x = 16,943,870,680.15
  5. Step 5: Solve for x
    x = 16,943,870,680.15/211,244.64
  6. Step 6: Final answer
    x = 80,209.71

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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.