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Finding the Fourth Proportional to 134,566.56, 201,729.24 and 55,630.32

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Solution

The fourth proportional to 134,566.56, 201,729.24 and 55,630.32 is: 83,395.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,566.56 : 201,729.24 = 55,630.32 : x
  2. Step 2: Convert to fraction form
    134,566.56/201,729.24 = 55,630.32/x
  3. Step 3: Cross multiply
    134,566.56x = 201,729.24 × 55,630.32
  4. Step 4: Simplify right side
    134,566.56x = 11,222,262,174.56
  5. Step 5: Solve for x
    x = 11,222,262,174.56/134,566.56
  6. Step 6: Final answer
    x = 83,395.62

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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.