Home / 64,285.81-88,631.97-49,921.27

Finding the Fourth Proportional to 64,285.81, 88,631.97 and 49,921.27

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Solution

The fourth proportional to 64,285.81, 88,631.97 and 49,921.27 is: 68,827.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,285.81 : 88,631.97 = 49,921.27 : x
  2. Step 2: Convert to fraction form
    64,285.81/88,631.97 = 49,921.27/x
  3. Step 3: Cross multiply
    64,285.81x = 88,631.97 × 49,921.27
  4. Step 4: Simplify right side
    64,285.81x = 4,424,620,505.00
  5. Step 5: Solve for x
    x = 4,424,620,505.00/64,285.81
  6. Step 6: Final answer
    x = 68,827.33

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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.