Home / 80,832.25-111,548.47-46,860.47

Finding the Fourth Proportional to 80,832.25, 111,548.47 and 46,860.47

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Solution

The fourth proportional to 80,832.25, 111,548.47 and 46,860.47 is: 64,667.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,832.25 : 111,548.47 = 46,860.47 : x
  2. Step 2: Convert to fraction form
    80,832.25/111,548.47 = 46,860.47/x
  3. Step 3: Cross multiply
    80,832.25x = 111,548.47 × 46,860.47
  4. Step 4: Simplify right side
    80,832.25x = 5,227,214,058.92
  5. Step 5: Solve for x
    x = 5,227,214,058.92/80,832.25
  6. Step 6: Final answer
    x = 64,667.43

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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.