Home / 80,018.64-110,364.36-48,154.32

Finding the Fourth Proportional to 80,018.64, 110,364.36 and 48,154.32

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Solution

The fourth proportional to 80,018.64, 110,364.36 and 48,154.32 is: 66,416.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,018.64 : 110,364.36 = 48,154.32 : x
  2. Step 2: Convert to fraction form
    80,018.64/110,364.36 = 48,154.32/x
  3. Step 3: Cross multiply
    80,018.64x = 110,364.36 × 48,154.32
  4. Step 4: Simplify right side
    80,018.64x = 5,314,520,708.04
  5. Step 5: Solve for x
    x = 5,314,520,708.04/80,018.64
  6. Step 6: Final answer
    x = 66,416.03

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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.