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Finding the Fourth Proportional to 183,683.77, 275,473.44 and 71,340.01

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Solution

The fourth proportional to 183,683.77, 275,473.44 and 71,340.01 is: 106,989.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,683.77 : 275,473.44 = 71,340.01 : x
  2. Step 2: Convert to fraction form
    183,683.77/275,473.44 = 71,340.01/x
  3. Step 3: Cross multiply
    183,683.77x = 275,473.44 × 71,340.01
  4. Step 4: Simplify right side
    183,683.77x = 19,652,277,275.65
  5. Step 5: Solve for x
    x = 19,652,277,275.65/183,683.77
  6. Step 6: Final answer
    x = 106,989.73

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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.