Home / 211,257.11-316,882.67-51,334.22

Finding the Fourth Proportional to 211,257.11, 316,882.67 and 51,334.22

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Solution

The fourth proportional to 211,257.11, 316,882.67 and 51,334.22 is: 77,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,257.11 : 316,882.67 = 51,334.22 : x
  2. Step 2: Convert to fraction form
    211,257.11/316,882.67 = 51,334.22/x
  3. Step 3: Cross multiply
    211,257.11x = 316,882.67 × 51,334.22
  4. Step 4: Simplify right side
    211,257.11x = 16,266,922,854.88
  5. Step 5: Solve for x
    x = 16,266,922,854.88/211,257.11
  6. Step 6: Final answer
    x = 77,000.60

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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.