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Finding the Fourth Proportional to 211,223.46, 316,832.22 and 51,300.48

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Solution

The fourth proportional to 211,223.46, 316,832.22 and 51,300.48 is: 76,950.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,223.46 : 316,832.22 = 51,300.48 : x
  2. Step 2: Convert to fraction form
    211,223.46/316,832.22 = 51,300.48/x
  3. Step 3: Cross multiply
    211,223.46x = 316,832.22 × 51,300.48
  4. Step 4: Simplify right side
    211,223.46x = 16,253,644,965.47
  5. Step 5: Solve for x
    x = 16,253,644,965.47/211,223.46
  6. Step 6: Final answer
    x = 76,950.00

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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.