Home / 80,271.36-110,776.32-46,725.12

Finding the Fourth Proportional to 80,271.36, 110,776.32 and 46,725.12

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Solution

The fourth proportional to 80,271.36, 110,776.32 and 46,725.12 is: 64,481.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,271.36 : 110,776.32 = 46,725.12 : x
  2. Step 2: Convert to fraction form
    80,271.36/110,776.32 = 46,725.12/x
  3. Step 3: Cross multiply
    80,271.36x = 110,776.32 × 46,725.12
  4. Step 4: Simplify right side
    80,271.36x = 5,176,036,845.16
  5. Step 5: Solve for x
    x = 5,176,036,845.16/80,271.36
  6. Step 6: Final answer
    x = 64,481.74

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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.