Home / 75,004.57-112,506.97-30,631.33

Finding the Fourth Proportional to 75,004.57, 112,506.97 and 30,631.33

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Solution

The fourth proportional to 75,004.57, 112,506.97 and 30,631.33 is: 45,947.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,004.57 : 112,506.97 = 30,631.33 : x
  2. Step 2: Convert to fraction form
    75,004.57/112,506.97 = 30,631.33/x
  3. Step 3: Cross multiply
    75,004.57x = 112,506.97 × 30,631.33
  4. Step 4: Simplify right side
    75,004.57x = 3,446,238,125.37
  5. Step 5: Solve for x
    x = 3,446,238,125.37/75,004.57
  6. Step 6: Final answer
    x = 45,947.04

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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.