Home / 211,672.37-317,342.10-144,910.15

Finding the Fourth Proportional to 211,672.37, 317,342.10 and 144,910.15

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Solution

The fourth proportional to 211,672.37, 317,342.10 and 144,910.15 is: 217,251.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,672.37 : 317,342.10 = 144,910.15 : x
  2. Step 2: Convert to fraction form
    211,672.37/317,342.10 = 144,910.15/x
  3. Step 3: Cross multiply
    211,672.37x = 317,342.10 × 144,910.15
  4. Step 4: Simplify right side
    211,672.37x = 45,986,091,062.37
  5. Step 5: Solve for x
    x = 45,986,091,062.37/211,672.37
  6. Step 6: Final answer
    x = 217,251.27

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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.