Home / 55,485.10-83,248.60-33,313.94

Finding the Fourth Proportional to 55,485.10, 83,248.60 and 33,313.94

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Solution

The fourth proportional to 55,485.10, 83,248.60 and 33,313.94 is: 49,983.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,485.10 : 83,248.60 = 33,313.94 : x
  2. Step 2: Convert to fraction form
    55,485.10/83,248.60 = 33,313.94/x
  3. Step 3: Cross multiply
    55,485.10x = 83,248.60 × 33,313.94
  4. Step 4: Simplify right side
    55,485.10x = 2,773,338,365.96
  5. Step 5: Solve for x
    x = 2,773,338,365.96/55,485.10
  6. Step 6: Final answer
    x = 49,983.48

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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.