Home / 174,857.40-262,286.10-136,803.60

Finding the Fourth Proportional to 174,857.40, 262,286.10 and 136,803.60

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Solution

The fourth proportional to 174,857.40, 262,286.10 and 136,803.60 is: 205,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,857.40 : 262,286.10 = 136,803.60 : x
  2. Step 2: Convert to fraction form
    174,857.40/262,286.10 = 136,803.60/x
  3. Step 3: Cross multiply
    174,857.40x = 262,286.10 × 136,803.60
  4. Step 4: Simplify right side
    174,857.40x = 35,881,682,709.96
  5. Step 5: Solve for x
    x = 35,881,682,709.96/174,857.40
  6. Step 6: Final answer
    x = 205,205.40

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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.