Home / 311,026.90-466,614.38-100,664.84

Finding the Fourth Proportional to 311,026.90, 466,614.38 and 100,664.84

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Solution

The fourth proportional to 311,026.90, 466,614.38 and 100,664.84 is: 151,021.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,026.90 : 466,614.38 = 100,664.84 : x
  2. Step 2: Convert to fraction form
    311,026.90/466,614.38 = 100,664.84/x
  3. Step 3: Cross multiply
    311,026.90x = 466,614.38 × 100,664.84
  4. Step 4: Simplify right side
    311,026.90x = 46,971,661,904.40
  5. Step 5: Solve for x
    x = 46,971,661,904.40/311,026.90
  6. Step 6: Final answer
    x = 151,021.22

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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.