Home / 262,068.34-393,194.74-129,042.04

Finding the Fourth Proportional to 262,068.34, 393,194.74 and 129,042.04

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Solution

The fourth proportional to 262,068.34, 393,194.74 and 129,042.04 is: 193,608.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,068.34 : 393,194.74 = 129,042.04 : x
  2. Step 2: Convert to fraction form
    262,068.34/393,194.74 = 129,042.04/x
  3. Step 3: Cross multiply
    262,068.34x = 393,194.74 × 129,042.04
  4. Step 4: Simplify right side
    262,068.34x = 50,738,651,366.87
  5. Step 5: Solve for x
    x = 50,738,651,366.87/262,068.34
  6. Step 6: Final answer
    x = 193,608.47

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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.