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Finding the Fourth Proportional to 134,455.84, 201,741.36 and 55,627.36

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Solution

The fourth proportional to 134,455.84, 201,741.36 and 55,627.36 is: 83,464.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,455.84 : 201,741.36 = 55,627.36 : x
  2. Step 2: Convert to fraction form
    134,455.84/201,741.36 = 55,627.36/x
  3. Step 3: Cross multiply
    134,455.84x = 201,741.36 × 55,627.36
  4. Step 4: Simplify right side
    134,455.84x = 11,222,339,259.61
  5. Step 5: Solve for x
    x = 11,222,339,259.61/134,455.84
  6. Step 6: Final answer
    x = 83,464.87

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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.