Home / 65,629.14-90,476.19-46,451.88

Finding the Fourth Proportional to 65,629.14, 90,476.19 and 46,451.88

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Solution

The fourth proportional to 65,629.14, 90,476.19 and 46,451.88 is: 64,038.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,629.14 : 90,476.19 = 46,451.88 : x
  2. Step 2: Convert to fraction form
    65,629.14/90,476.19 = 46,451.88/x
  3. Step 3: Cross multiply
    65,629.14x = 90,476.19 × 46,451.88
  4. Step 4: Simplify right side
    65,629.14x = 4,202,789,120.74
  5. Step 5: Solve for x
    x = 4,202,789,120.74/65,629.14
  6. Step 6: Final answer
    x = 64,038.46

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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.