Home / 88,728.41-122,446.94-48,442.28

Finding the Fourth Proportional to 88,728.41, 122,446.94 and 48,442.28

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Solution

The fourth proportional to 88,728.41, 122,446.94 and 48,442.28 is: 66,851.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,728.41 : 122,446.94 = 48,442.28 : x
  2. Step 2: Convert to fraction form
    88,728.41/122,446.94 = 48,442.28/x
  3. Step 3: Cross multiply
    88,728.41x = 122,446.94 × 48,442.28
  4. Step 4: Simplify right side
    88,728.41x = 5,931,608,715.05
  5. Step 5: Solve for x
    x = 5,931,608,715.05/88,728.41
  6. Step 6: Final answer
    x = 66,851.29

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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.