Home / 88,815.30-122,561.46-48,530.45

Finding the Fourth Proportional to 88,815.30, 122,561.46 and 48,530.45

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Solution

The fourth proportional to 88,815.30, 122,561.46 and 48,530.45 is: 66,970.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,815.30 : 122,561.46 = 48,530.45 : x
  2. Step 2: Convert to fraction form
    88,815.30/122,561.46 = 48,530.45/x
  3. Step 3: Cross multiply
    88,815.30x = 122,561.46 × 48,530.45
  4. Step 4: Simplify right side
    88,815.30x = 5,947,962,193.65
  5. Step 5: Solve for x
    x = 5,947,962,193.65/88,815.30
  6. Step 6: Final answer
    x = 66,970.02

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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.