Home / 262,544.70-393,363.45-122,015.10

Finding the Fourth Proportional to 262,544.70, 393,363.45 and 122,015.10

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Solution

The fourth proportional to 262,544.70, 393,363.45 and 122,015.10 is: 182,811.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,544.70 : 393,363.45 = 122,015.10 : x
  2. Step 2: Convert to fraction form
    262,544.70/393,363.45 = 122,015.10/x
  3. Step 3: Cross multiply
    262,544.70x = 393,363.45 × 122,015.10
  4. Step 4: Simplify right side
    262,544.70x = 47,996,280,688.10
  5. Step 5: Solve for x
    x = 47,996,280,688.10/262,544.70
  6. Step 6: Final answer
    x = 182,811.84

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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.