Home / 117,200.45-175,801.77-28,454.73

Finding the Fourth Proportional to 117,200.45, 175,801.77 and 28,454.73

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Solution

The fourth proportional to 117,200.45, 175,801.77 and 28,454.73 is: 42,682.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,200.45 : 175,801.77 = 28,454.73 : x
  2. Step 2: Convert to fraction form
    117,200.45/175,801.77 = 28,454.73/x
  3. Step 3: Cross multiply
    117,200.45x = 175,801.77 × 28,454.73
  4. Step 4: Simplify right side
    117,200.45x = 5,002,391,898.87
  5. Step 5: Solve for x
    x = 5,002,391,898.87/117,200.45
  6. Step 6: Final answer
    x = 42,682.36

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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.