Home / 47,321.55-65,170.86-46,288.19

Finding the Fourth Proportional to 47,321.55, 65,170.86 and 46,288.19

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Solution

The fourth proportional to 47,321.55, 65,170.86 and 46,288.19 is: 63,747.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,321.55 : 65,170.86 = 46,288.19 : x
  2. Step 2: Convert to fraction form
    47,321.55/65,170.86 = 46,288.19/x
  3. Step 3: Cross multiply
    47,321.55x = 65,170.86 × 46,288.19
  4. Step 4: Simplify right side
    47,321.55x = 3,016,641,150.14
  5. Step 5: Solve for x
    x = 3,016,641,150.14/47,321.55
  6. Step 6: Final answer
    x = 63,747.72

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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.