Home / 54,438.26-75,112.26-31,768.34

Finding the Fourth Proportional to 54,438.26, 75,112.26 and 31,768.34

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Solution

The fourth proportional to 54,438.26, 75,112.26 and 31,768.34 is: 43,832.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,438.26 : 75,112.26 = 31,768.34 : x
  2. Step 2: Convert to fraction form
    54,438.26/75,112.26 = 31,768.34/x
  3. Step 3: Cross multiply
    54,438.26x = 75,112.26 × 31,768.34
  4. Step 4: Simplify right side
    54,438.26x = 2,386,191,813.85
  5. Step 5: Solve for x
    x = 2,386,191,813.85/54,438.26
  6. Step 6: Final answer
    x = 43,832.99

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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.