Home / 88,460.78-122,078.20-48,176.24

Finding the Fourth Proportional to 88,460.78, 122,078.20 and 48,176.24

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Solution

The fourth proportional to 88,460.78, 122,078.20 and 48,176.24 is: 66,484.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,460.78 : 122,078.20 = 48,176.24 : x
  2. Step 2: Convert to fraction form
    88,460.78/122,078.20 = 48,176.24/x
  3. Step 3: Cross multiply
    88,460.78x = 122,078.20 × 48,176.24
  4. Step 4: Simplify right side
    88,460.78x = 5,881,268,661.97
  5. Step 5: Solve for x
    x = 5,881,268,661.97/88,460.78
  6. Step 6: Final answer
    x = 66,484.48

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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.