Home / 55,739.08-76,914.84-33,074.18

Finding the Fourth Proportional to 55,739.08, 76,914.84 and 33,074.18

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Solution

The fourth proportional to 55,739.08, 76,914.84 and 33,074.18 is: 45,639.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,739.08 : 76,914.84 = 33,074.18 : x
  2. Step 2: Convert to fraction form
    55,739.08/76,914.84 = 33,074.18/x
  3. Step 3: Cross multiply
    55,739.08x = 76,914.84 × 33,074.18
  4. Step 4: Simplify right side
    55,739.08x = 2,543,895,262.83
  5. Step 5: Solve for x
    x = 2,543,895,262.83/55,739.08
  6. Step 6: Final answer
    x = 45,639.35

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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.