Home / 211,733.72-317,593.02-53,960.84

Finding the Fourth Proportional to 211,733.72, 317,593.02 and 53,960.84

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Solution

The fourth proportional to 211,733.72, 317,593.02 and 53,960.84 is: 80,939.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,733.72 : 317,593.02 = 53,960.84 : x
  2. Step 2: Convert to fraction form
    211,733.72/317,593.02 = 53,960.84/x
  3. Step 3: Cross multiply
    211,733.72x = 317,593.02 × 53,960.84
  4. Step 4: Simplify right side
    211,733.72x = 17,137,586,137.34
  5. Step 5: Solve for x
    x = 17,137,586,137.34/211,733.72
  6. Step 6: Final answer
    x = 80,939.33

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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.