Home / 80,441.55-111,025.53-46,455.57

Finding the Fourth Proportional to 80,441.55, 111,025.53 and 46,455.57

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Solution

The fourth proportional to 80,441.55, 111,025.53 and 46,455.57 is: 64,118.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,441.55 : 111,025.53 = 46,455.57 : x
  2. Step 2: Convert to fraction form
    80,441.55/111,025.53 = 46,455.57/x
  3. Step 3: Cross multiply
    80,441.55x = 111,025.53 × 46,455.57
  4. Step 4: Simplify right side
    80,441.55x = 5,157,754,280.70
  5. Step 5: Solve for x
    x = 5,157,754,280.70/80,441.55
  6. Step 6: Final answer
    x = 64,118.04

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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.