Home / 211,260.11-316,887.17-51,337.22

Finding the Fourth Proportional to 211,260.11, 316,887.17 and 51,337.22

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Solution

The fourth proportional to 211,260.11, 316,887.17 and 51,337.22 is: 77,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,260.11 : 316,887.17 = 51,337.22 : x
  2. Step 2: Convert to fraction form
    211,260.11/316,887.17 = 51,337.22/x
  3. Step 3: Cross multiply
    211,260.11x = 316,887.17 × 51,337.22
  4. Step 4: Simplify right side
    211,260.11x = 16,268,104,520.35
  5. Step 5: Solve for x
    x = 16,268,104,520.35/211,260.11
  6. Step 6: Final answer
    x = 77,005.10

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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.