Home / 55,286.89-76,235.61-37,350.75

Finding the Fourth Proportional to 55,286.89, 76,235.61 and 37,350.75

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Solution

The fourth proportional to 55,286.89, 76,235.61 and 37,350.75 is: 51,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,286.89 : 76,235.61 = 37,350.75 : x
  2. Step 2: Convert to fraction form
    55,286.89/76,235.61 = 37,350.75/x
  3. Step 3: Cross multiply
    55,286.89x = 76,235.61 × 37,350.75
  4. Step 4: Simplify right side
    55,286.89x = 2,847,457,210.21
  5. Step 5: Solve for x
    x = 2,847,457,210.21/55,286.89
  6. Step 6: Final answer
    x = 51,503.30

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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.