Home / 55,777.64-83,457.33-33,205.76

Finding the Fourth Proportional to 55,777.64, 83,457.33 and 33,205.76

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Solution

The fourth proportional to 55,777.64, 83,457.33 and 33,205.76 is: 49,684.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,777.64 : 83,457.33 = 33,205.76 : x
  2. Step 2: Convert to fraction form
    55,777.64/83,457.33 = 33,205.76/x
  3. Step 3: Cross multiply
    55,777.64x = 83,457.33 × 33,205.76
  4. Step 4: Simplify right side
    55,777.64x = 2,771,263,652.93
  5. Step 5: Solve for x
    x = 2,771,263,652.93/55,777.64
  6. Step 6: Final answer
    x = 49,684.13

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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.