Home / 55,193.52-76,075.96-39,039.96

Finding the Fourth Proportional to 55,193.52, 76,075.96 and 39,039.96

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Solution

The fourth proportional to 55,193.52, 76,075.96 and 39,039.96 is: 53,810.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,193.52 : 76,075.96 = 39,039.96 : x
  2. Step 2: Convert to fraction form
    55,193.52/76,075.96 = 39,039.96/x
  3. Step 3: Cross multiply
    55,193.52x = 76,075.96 × 39,039.96
  4. Step 4: Simplify right side
    55,193.52x = 2,970,002,435.36
  5. Step 5: Solve for x
    x = 2,970,002,435.36/55,193.52
  6. Step 6: Final answer
    x = 53,810.71

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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.