Home / 88,824.96-122,631.84-55,336.32

Finding the Fourth Proportional to 88,824.96, 122,631.84 and 55,336.32

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Solution

The fourth proportional to 88,824.96, 122,631.84 and 55,336.32 is: 76,397.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,824.96 : 122,631.84 = 55,336.32 : x
  2. Step 2: Convert to fraction form
    88,824.96/122,631.84 = 55,336.32/x
  3. Step 3: Cross multiply
    88,824.96x = 122,631.84 × 55,336.32
  4. Step 4: Simplify right side
    88,824.96x = 6,785,994,740.43
  5. Step 5: Solve for x
    x = 6,785,994,740.43/88,824.96
  6. Step 6: Final answer
    x = 76,397.39

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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.