Home / 150,563.30-225,498.21-87,226.19

Finding the Fourth Proportional to 150,563.30, 225,498.21 and 87,226.19

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Solution

The fourth proportional to 150,563.30, 225,498.21 and 87,226.19 is: 130,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,563.30 : 225,498.21 = 87,226.19 : x
  2. Step 2: Convert to fraction form
    150,563.30/225,498.21 = 87,226.19/x
  3. Step 3: Cross multiply
    150,563.30x = 225,498.21 × 87,226.19
  4. Step 4: Simplify right side
    150,563.30x = 19,669,348,582.63
  5. Step 5: Solve for x
    x = 19,669,348,582.63/150,563.30
  6. Step 6: Final answer
    x = 130,638.40

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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.