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Finding the Fourth Proportional to 134,393.58, 201,436.47 and 55,410.48

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Solution

The fourth proportional to 134,393.58, 201,436.47 and 55,410.48 is: 83,052.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,393.58 : 201,436.47 = 55,410.48 : x
  2. Step 2: Convert to fraction form
    134,393.58/201,436.47 = 55,410.48/x
  3. Step 3: Cross multiply
    134,393.58x = 201,436.47 × 55,410.48
  4. Step 4: Simplify right side
    134,393.58x = 11,161,691,492.21
  5. Step 5: Solve for x
    x = 11,161,691,492.21/134,393.58
  6. Step 6: Final answer
    x = 83,052.27

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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.