Home / 55,181.16-76,155.30-33,972.84

Finding the Fourth Proportional to 55,181.16, 76,155.30 and 33,972.84

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Solution

The fourth proportional to 55,181.16, 76,155.30 and 33,972.84 is: 46,885.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,181.16 : 76,155.30 = 33,972.84 : x
  2. Step 2: Convert to fraction form
    55,181.16/76,155.30 = 33,972.84/x
  3. Step 3: Cross multiply
    55,181.16x = 76,155.30 × 33,972.84
  4. Step 4: Simplify right side
    55,181.16x = 2,587,211,822.05
  5. Step 5: Solve for x
    x = 2,587,211,822.05/55,181.16
  6. Step 6: Final answer
    x = 46,885.78

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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.