Home / 169,333.38-254,152.36-90,514.98

Finding the Fourth Proportional to 169,333.38, 254,152.36 and 90,514.98

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Solution

The fourth proportional to 169,333.38, 254,152.36 and 90,514.98 is: 135,853.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,333.38 : 254,152.36 = 90,514.98 : x
  2. Step 2: Convert to fraction form
    169,333.38/254,152.36 = 90,514.98/x
  3. Step 3: Cross multiply
    169,333.38x = 254,152.36 × 90,514.98
  4. Step 4: Simplify right side
    169,333.38x = 23,004,595,782.35
  5. Step 5: Solve for x
    x = 23,004,595,782.35/169,333.38
  6. Step 6: Final answer
    x = 135,853.87

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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.