Home / 55,109.78-76,053.08-33,600.77

Finding the Fourth Proportional to 55,109.78, 76,053.08 and 33,600.77

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Solution

The fourth proportional to 55,109.78, 76,053.08 and 33,600.77 is: 46,370.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,109.78 : 76,053.08 = 33,600.77 : x
  2. Step 2: Convert to fraction form
    55,109.78/76,053.08 = 33,600.77/x
  3. Step 3: Cross multiply
    55,109.78x = 76,053.08 × 33,600.77
  4. Step 4: Simplify right side
    55,109.78x = 2,555,442,048.87
  5. Step 5: Solve for x
    x = 2,555,442,048.87/55,109.78
  6. Step 6: Final answer
    x = 46,370.03

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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.