Home / 55,493.30-76,589.35-43,646.45

Finding the Fourth Proportional to 55,493.30, 76,589.35 and 43,646.45

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Solution

The fourth proportional to 55,493.30, 76,589.35 and 43,646.45 is: 60,238.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,493.30 : 76,589.35 = 43,646.45 : x
  2. Step 2: Convert to fraction form
    55,493.30/76,589.35 = 43,646.45/x
  3. Step 3: Cross multiply
    55,493.30x = 76,589.35 × 43,646.45
  4. Step 4: Simplify right side
    55,493.30x = 3,342,852,743.24
  5. Step 5: Solve for x
    x = 3,342,852,743.24/55,493.30
  6. Step 6: Final answer
    x = 60,238.85

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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.