Home / 150,513.63-225,782.73-75,595.20

Finding the Fourth Proportional to 150,513.63, 225,782.73 and 75,595.20

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Solution

The fourth proportional to 150,513.63, 225,782.73 and 75,595.20 is: 113,398.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,513.63 : 225,782.73 = 75,595.20 : x
  2. Step 2: Convert to fraction form
    150,513.63/225,782.73 = 75,595.20/x
  3. Step 3: Cross multiply
    150,513.63x = 225,782.73 × 75,595.20
  4. Step 4: Simplify right side
    150,513.63x = 17,068,090,630.90
  5. Step 5: Solve for x
    x = 17,068,090,630.90/150,513.63
  6. Step 6: Final answer
    x = 113,398.97

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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.