Home / 55,093.37-82,664.55-31,400.06

Finding the Fourth Proportional to 55,093.37, 82,664.55 and 31,400.06

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Solution

The fourth proportional to 55,093.37, 82,664.55 and 31,400.06 is: 47,114.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,093.37 : 82,664.55 = 31,400.06 : x
  2. Step 2: Convert to fraction form
    55,093.37/82,664.55 = 31,400.06/x
  3. Step 3: Cross multiply
    55,093.37x = 82,664.55 × 31,400.06
  4. Step 4: Simplify right side
    55,093.37x = 2,595,671,416.55
  5. Step 5: Solve for x
    x = 2,595,671,416.55/55,093.37
  6. Step 6: Final answer
    x = 47,114.05

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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.