Home / 55,157.36-76,072.97-36,035.69

Finding the Fourth Proportional to 55,157.36, 76,072.97 and 36,035.69

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Solution

The fourth proportional to 55,157.36, 76,072.97 and 36,035.69 is: 49,700.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,157.36 : 76,072.97 = 36,035.69 : x
  2. Step 2: Convert to fraction form
    55,157.36/76,072.97 = 36,035.69/x
  3. Step 3: Cross multiply
    55,157.36x = 76,072.97 × 36,035.69
  4. Step 4: Simplify right side
    55,157.36x = 2,741,341,674.02
  5. Step 5: Solve for x
    x = 2,741,341,674.02/55,157.36
  6. Step 6: Final answer
    x = 49,700.38

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Double scale
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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.