Home / 262,112.42-393,092.46-102,152.75

Finding the Fourth Proportional to 262,112.42, 393,092.46 and 102,152.75

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Solution

The fourth proportional to 262,112.42, 393,092.46 and 102,152.75 is: 153,199.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,112.42 : 393,092.46 = 102,152.75 : x
  2. Step 2: Convert to fraction form
    262,112.42/393,092.46 = 102,152.75/x
  3. Step 3: Cross multiply
    262,112.42x = 393,092.46 × 102,152.75
  4. Step 4: Simplify right side
    262,112.42x = 40,155,473,827.80
  5. Step 5: Solve for x
    x = 40,155,473,827.80/262,112.42
  6. Step 6: Final answer
    x = 153,199.43

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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.