Home / 55,107.78-76,050.32-33,598.77

Finding the Fourth Proportional to 55,107.78, 76,050.32 and 33,598.77

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Solution

The fourth proportional to 55,107.78, 76,050.32 and 33,598.77 is: 46,367.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,107.78 : 76,050.32 = 33,598.77 : x
  2. Step 2: Convert to fraction form
    55,107.78/76,050.32 = 33,598.77/x
  3. Step 3: Cross multiply
    55,107.78x = 76,050.32 × 33,598.77
  4. Step 4: Simplify right side
    55,107.78x = 2,555,197,210.11
  5. Step 5: Solve for x
    x = 2,555,197,210.11/55,107.78
  6. Step 6: Final answer
    x = 46,367.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.