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Finding the Fourth Proportional to 44,146, 66,175.26 and 20,730.52

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Solution

The fourth proportional to 44,146, 66,175.26 and 20,730.52 is: 31,075.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,146 : 66,175.26 = 20,730.52 : x
  2. Step 2: Convert to fraction form
    44,146/66,175.26 = 20,730.52/x
  3. Step 3: Cross multiply
    44,146x = 66,175.26 × 20,730.52
  4. Step 4: Simplify right side
    44,146x = 1,371,847,550.94
  5. Step 5: Solve for x
    x = 1,371,847,550.94/44,146
  6. Step 6: Final answer
    x = 31,075.24

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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.