Home / 146,339.64-201,963.66-105,537.48

Finding the Fourth Proportional to 146,339.64, 201,963.66 and 105,537.48

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Solution

The fourth proportional to 146,339.64, 201,963.66 and 105,537.48 is: 145,652.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,339.64 : 201,963.66 = 105,537.48 : x
  2. Step 2: Convert to fraction form
    146,339.64/201,963.66 = 105,537.48/x
  3. Step 3: Cross multiply
    146,339.64x = 201,963.66 × 105,537.48
  4. Step 4: Simplify right side
    146,339.64x = 21,314,735,727.98
  5. Step 5: Solve for x
    x = 21,314,735,727.98/146,339.64
  6. Step 6: Final answer
    x = 145,652.51

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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.