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Finding the Fourth Proportional to 169,833.85, 254,734.38 and 51,506.22

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Solution

The fourth proportional to 169,833.85, 254,734.38 and 51,506.22 is: 77,254.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,833.85 : 254,734.38 = 51,506.22 : x
  2. Step 2: Convert to fraction form
    169,833.85/254,734.38 = 51,506.22/x
  3. Step 3: Cross multiply
    169,833.85x = 254,734.38 × 51,506.22
  4. Step 4: Simplify right side
    169,833.85x = 13,120,405,017.84
  5. Step 5: Solve for x
    x = 13,120,405,017.84/169,833.85
  6. Step 6: Final answer
    x = 77,254.36

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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.