Home / 117,201.77-175,801.37-28,455.24

Finding the Fourth Proportional to 117,201.77, 175,801.37 and 28,455.24

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Solution

The fourth proportional to 117,201.77, 175,801.37 and 28,455.24 is: 42,682.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,201.77 : 175,801.37 = 28,455.24 : x
  2. Step 2: Convert to fraction form
    117,201.77/175,801.37 = 28,455.24/x
  3. Step 3: Cross multiply
    117,201.77x = 175,801.37 × 28,455.24
  4. Step 4: Simplify right side
    117,201.77x = 5,002,470,175.68
  5. Step 5: Solve for x
    x = 5,002,470,175.68/117,201.77
  6. Step 6: Final answer
    x = 42,682.55

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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.