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Finding the Fourth Proportional to 88,992.88, 133,364.76 and 59,042.32

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Solution

The fourth proportional to 88,992.88, 133,364.76 and 59,042.32 is: 88,480.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,992.88 : 133,364.76 = 59,042.32 : x
  2. Step 2: Convert to fraction form
    88,992.88/133,364.76 = 59,042.32/x
  3. Step 3: Cross multiply
    88,992.88x = 133,364.76 × 59,042.32
  4. Step 4: Simplify right side
    88,992.88x = 7,874,164,836.64
  5. Step 5: Solve for x
    x = 7,874,164,836.64/88,992.88
  6. Step 6: Final answer
    x = 88,480.84

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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.