Home / 55,204.80-76,182.84-30,054.30

Finding the Fourth Proportional to 55,204.80, 76,182.84 and 30,054.30

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Solution

The fourth proportional to 55,204.80, 76,182.84 and 30,054.30 is: 41,475.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,204.80 : 76,182.84 = 30,054.30 : x
  2. Step 2: Convert to fraction form
    55,204.80/76,182.84 = 30,054.30/x
  3. Step 3: Cross multiply
    55,204.80x = 76,182.84 × 30,054.30
  4. Step 4: Simplify right side
    55,204.80x = 2,289,621,928.21
  5. Step 5: Solve for x
    x = 2,289,621,928.21/55,204.80
  6. Step 6: Final answer
    x = 41,475.05

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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.