Home / 168,189.34-252,402.24-152,109.90

Finding the Fourth Proportional to 168,189.34, 252,402.24 and 152,109.90

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Solution

The fourth proportional to 168,189.34, 252,402.24 and 152,109.90 is: 228,271.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,189.34 : 252,402.24 = 152,109.90 : x
  2. Step 2: Convert to fraction form
    168,189.34/252,402.24 = 152,109.90/x
  3. Step 3: Cross multiply
    168,189.34x = 252,402.24 × 152,109.90
  4. Step 4: Simplify right side
    168,189.34x = 38,392,879,486.18
  5. Step 5: Solve for x
    x = 38,392,879,486.18/168,189.34
  6. Step 6: Final answer
    x = 228,271.78

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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.