Home / 192,080.47-265,075.31-106,039.26

Finding the Fourth Proportional to 192,080.47, 265,075.31 and 106,039.26

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Solution

The fourth proportional to 192,080.47, 265,075.31 and 106,039.26 is: 146,336.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,080.47 : 265,075.31 = 106,039.26 : x
  2. Step 2: Convert to fraction form
    192,080.47/265,075.31 = 106,039.26/x
  3. Step 3: Cross multiply
    192,080.47x = 265,075.31 × 106,039.26
  4. Step 4: Simplify right side
    192,080.47x = 28,108,387,861.10
  5. Step 5: Solve for x
    x = 28,108,387,861.10/192,080.47
  6. Step 6: Final answer
    x = 146,336.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.