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Finding the Fourth Proportional to 88,854.64, 133,300.64 and 25,674.64

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Solution

The fourth proportional to 88,854.64, 133,300.64 and 25,674.64 is: 38,517.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,854.64 : 133,300.64 = 25,674.64 : x
  2. Step 2: Convert to fraction form
    88,854.64/133,300.64 = 25,674.64/x
  3. Step 3: Cross multiply
    88,854.64x = 133,300.64 × 25,674.64
  4. Step 4: Simplify right side
    88,854.64x = 3,422,445,943.77
  5. Step 5: Solve for x
    x = 3,422,445,943.77/88,854.64
  6. Step 6: Final answer
    x = 38,517.36

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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.