Home / 55,088.12-82,380-41,057.94

Finding the Fourth Proportional to 55,088.12, 82,380 and 41,057.94

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Solution

The fourth proportional to 55,088.12, 82,380 and 41,057.94 is: 61,398.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,088.12 : 82,380 = 41,057.94 : x
  2. Step 2: Convert to fraction form
    55,088.12/82,380 = 41,057.94/x
  3. Step 3: Cross multiply
    55,088.12x = 82,380 × 41,057.94
  4. Step 4: Simplify right side
    55,088.12x = 3,382,353,097.20
  5. Step 5: Solve for x
    x = 3,382,353,097.20/55,088.12
  6. Step 6: Final answer
    x = 61,398.96

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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.