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Finding the Fourth Proportional to 164,028.70, 246,043.05 and 143,292.70

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Solution

The fourth proportional to 164,028.70, 246,043.05 and 143,292.70 is: 214,939.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,028.70 : 246,043.05 = 143,292.70 : x
  2. Step 2: Convert to fraction form
    164,028.70/246,043.05 = 143,292.70/x
  3. Step 3: Cross multiply
    164,028.70x = 246,043.05 × 143,292.70
  4. Step 4: Simplify right side
    164,028.70x = 35,256,172,950.74
  5. Step 5: Solve for x
    x = 35,256,172,950.74/164,028.70
  6. Step 6: Final answer
    x = 214,939.05

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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.