Home / 88,467.81-122,081.76-48,181.65

Finding the Fourth Proportional to 88,467.81, 122,081.76 and 48,181.65

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Solution

The fourth proportional to 88,467.81, 122,081.76 and 48,181.65 is: 66,488.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,467.81 : 122,081.76 = 48,181.65 : x
  2. Step 2: Convert to fraction form
    88,467.81/122,081.76 = 48,181.65/x
  3. Step 3: Cross multiply
    88,467.81x = 122,081.76 × 48,181.65
  4. Step 4: Simplify right side
    88,467.81x = 5,882,100,631.70
  5. Step 5: Solve for x
    x = 5,882,100,631.70/88,467.81
  6. Step 6: Final answer
    x = 66,488.60

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1.5x scale

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.