Home / 88,830.12-122,585.88-48,544.50

Finding the Fourth Proportional to 88,830.12, 122,585.88 and 48,544.50

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Solution

The fourth proportional to 88,830.12, 122,585.88 and 48,544.50 is: 66,991.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,830.12 : 122,585.88 = 48,544.50 : x
  2. Step 2: Convert to fraction form
    88,830.12/122,585.88 = 48,544.50/x
  3. Step 3: Cross multiply
    88,830.12x = 122,585.88 × 48,544.50
  4. Step 4: Simplify right side
    88,830.12x = 5,950,869,638.73
  5. Step 5: Solve for x
    x = 5,950,869,638.73/88,830.12
  6. Step 6: Final answer
    x = 66,991.58

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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.