Home / 88,539.78-122,181.33-48,252.69

Finding the Fourth Proportional to 88,539.78, 122,181.33 and 48,252.69

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Solution

The fourth proportional to 88,539.78, 122,181.33 and 48,252.69 is: 66,586.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,539.78 : 122,181.33 = 48,252.69 : x
  2. Step 2: Convert to fraction form
    88,539.78/122,181.33 = 48,252.69/x
  3. Step 3: Cross multiply
    88,539.78x = 122,181.33 × 48,252.69
  4. Step 4: Simplify right side
    88,539.78x = 5,895,577,840.28
  5. Step 5: Solve for x
    x = 5,895,577,840.28/88,539.78
  6. Step 6: Final answer
    x = 66,586.77

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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.