Home / 55,140.89-82,709.57-32,804.60

Finding the Fourth Proportional to 55,140.89, 82,709.57 and 32,804.60

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Solution

The fourth proportional to 55,140.89, 82,709.57 and 32,804.60 is: 49,205.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,140.89 : 82,709.57 = 32,804.60 : x
  2. Step 2: Convert to fraction form
    55,140.89/82,709.57 = 32,804.60/x
  3. Step 3: Cross multiply
    55,140.89x = 82,709.57 × 32,804.60
  4. Step 4: Simplify right side
    55,140.89x = 2,713,254,028.49
  5. Step 5: Solve for x
    x = 2,713,254,028.49/55,140.89
  6. Step 6: Final answer
    x = 49,205.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.