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Finding the Fourth Proportional to 55,484.38, 83,247.53 and 33,313.22

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Solution

The fourth proportional to 55,484.38, 83,247.53 and 33,313.22 is: 49,982.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,484.38 : 83,247.53 = 33,313.22 : x
  2. Step 2: Convert to fraction form
    55,484.38/83,247.53 = 33,313.22/x
  3. Step 3: Cross multiply
    55,484.38x = 83,247.53 × 33,313.22
  4. Step 4: Simplify right side
    55,484.38x = 2,773,243,281.35
  5. Step 5: Solve for x
    x = 2,773,243,281.35/55,484.38
  6. Step 6: Final answer
    x = 49,982.41

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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.