Home / 75,235.36-112,858.44-25,315.24

Finding the Fourth Proportional to 75,235.36, 112,858.44 and 25,315.24

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Solution

The fourth proportional to 75,235.36, 112,858.44 and 25,315.24 is: 37,974.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,235.36 : 112,858.44 = 25,315.24 : x
  2. Step 2: Convert to fraction form
    75,235.36/112,858.44 = 25,315.24/x
  3. Step 3: Cross multiply
    75,235.36x = 112,858.44 × 25,315.24
  4. Step 4: Simplify right side
    75,235.36x = 2,857,038,494.63
  5. Step 5: Solve for x
    x = 2,857,038,494.63/75,235.36
  6. Step 6: Final answer
    x = 37,974.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.