Home / 56,544.96-78,032.52-31,396.08

Finding the Fourth Proportional to 56,544.96, 78,032.52 and 31,396.08

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Solution

The fourth proportional to 56,544.96, 78,032.52 and 31,396.08 is: 43,326.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,544.96 : 78,032.52 = 31,396.08 : x
  2. Step 2: Convert to fraction form
    56,544.96/78,032.52 = 31,396.08/x
  3. Step 3: Cross multiply
    56,544.96x = 78,032.52 × 31,396.08
  4. Step 4: Simplify right side
    56,544.96x = 2,449,915,240.52
  5. Step 5: Solve for x
    x = 2,449,915,240.52/56,544.96
  6. Step 6: Final answer
    x = 43,326.85

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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.