Home / 54,477.26-75,184.40-32,978.75

Finding the Fourth Proportional to 54,477.26, 75,184.40 and 32,978.75

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Solution

The fourth proportional to 54,477.26, 75,184.40 and 32,978.75 is: 45,514.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,477.26 : 75,184.40 = 32,978.75 : x
  2. Step 2: Convert to fraction form
    54,477.26/75,184.40 = 32,978.75/x
  3. Step 3: Cross multiply
    54,477.26x = 75,184.40 × 32,978.75
  4. Step 4: Simplify right side
    54,477.26x = 2,479,487,238.02
  5. Step 5: Solve for x
    x = 2,479,487,238.02/54,477.26
  6. Step 6: Final answer
    x = 45,514.17

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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.