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Finding the Fourth Proportional to 88,245.60, 132,368.40 and 53,253.60

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Solution

The fourth proportional to 88,245.60, 132,368.40 and 53,253.60 is: 79,880.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,245.60 : 132,368.40 = 53,253.60 : x
  2. Step 2: Convert to fraction form
    88,245.60/132,368.40 = 53,253.60/x
  3. Step 3: Cross multiply
    88,245.60x = 132,368.40 × 53,253.60
  4. Step 4: Simplify right side
    88,245.60x = 7,049,093,826.24
  5. Step 5: Solve for x
    x = 7,049,093,826.24/88,245.60
  6. Step 6: Final answer
    x = 79,880.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.