Home / 175,391.20-263,086.80-164,893.60

Finding the Fourth Proportional to 175,391.20, 263,086.80 and 164,893.60

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Solution

The fourth proportional to 175,391.20, 263,086.80 and 164,893.60 is: 247,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,391.20 : 263,086.80 = 164,893.60 : x
  2. Step 2: Convert to fraction form
    175,391.20/263,086.80 = 164,893.60/x
  3. Step 3: Cross multiply
    175,391.20x = 263,086.80 × 164,893.60
  4. Step 4: Simplify right side
    175,391.20x = 43,381,329,564.48
  5. Step 5: Solve for x
    x = 43,381,329,564.48/175,391.20
  6. Step 6: Final answer
    x = 247,340.40

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1.5x scale

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.