Home / 169,985.28-254,348.99-102,556.42

Finding the Fourth Proportional to 169,985.28, 254,348.99 and 102,556.42

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Solution

The fourth proportional to 169,985.28, 254,348.99 and 102,556.42 is: 153,455.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,985.28 : 254,348.99 = 102,556.42 : x
  2. Step 2: Convert to fraction form
    169,985.28/254,348.99 = 102,556.42/x
  3. Step 3: Cross multiply
    169,985.28x = 254,348.99 × 102,556.42
  4. Step 4: Simplify right side
    169,985.28x = 26,085,123,088.54
  5. Step 5: Solve for x
    x = 26,085,123,088.54/169,985.28
  6. Step 6: Final answer
    x = 153,455.19

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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.