Home / 54,336.32-74,994.60-35,440.64

Finding the Fourth Proportional to 54,336.32, 74,994.60 and 35,440.64

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Solution

The fourth proportional to 54,336.32, 74,994.60 and 35,440.64 is: 48,914.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,336.32 : 74,994.60 = 35,440.64 : x
  2. Step 2: Convert to fraction form
    54,336.32/74,994.60 = 35,440.64/x
  3. Step 3: Cross multiply
    54,336.32x = 74,994.60 × 35,440.64
  4. Step 4: Simplify right side
    54,336.32x = 2,657,856,620.54
  5. Step 5: Solve for x
    x = 2,657,856,620.54/54,336.32
  6. Step 6: Final answer
    x = 48,914.92

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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.