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Finding the Fourth Proportional to 169,506.72, 254,302.80 and 119,684.13

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Solution

The fourth proportional to 169,506.72, 254,302.80 and 119,684.13 is: 179,556.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,506.72 : 254,302.80 = 119,684.13 : x
  2. Step 2: Convert to fraction form
    169,506.72/254,302.80 = 119,684.13/x
  3. Step 3: Cross multiply
    169,506.72x = 254,302.80 × 119,684.13
  4. Step 4: Simplify right side
    169,506.72x = 30,436,009,374.56
  5. Step 5: Solve for x
    x = 30,436,009,374.56/169,506.72
  6. Step 6: Final answer
    x = 179,556.36

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1.5x scale

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.