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Finding the Fourth Proportional to 88,758.88, 122,488.23 and 48,473.83

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Solution

The fourth proportional to 88,758.88, 122,488.23 and 48,473.83 is: 66,894.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,758.88 : 122,488.23 = 48,473.83 : x
  2. Step 2: Convert to fraction form
    88,758.88/122,488.23 = 48,473.83/x
  3. Step 3: Cross multiply
    88,758.88x = 122,488.23 × 48,473.83
  4. Step 4: Simplify right side
    88,758.88x = 5,937,472,783.21
  5. Step 5: Solve for x
    x = 5,937,472,783.21/88,758.88
  6. Step 6: Final answer
    x = 66,894.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.