Home / 169,827.05-254,408.40-139,884.27

Finding the Fourth Proportional to 169,827.05, 254,408.40 and 139,884.27

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Solution

The fourth proportional to 169,827.05, 254,408.40 and 139,884.27 is: 209,552.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,827.05 : 254,408.40 = 139,884.27 : x
  2. Step 2: Convert to fraction form
    169,827.05/254,408.40 = 139,884.27/x
  3. Step 3: Cross multiply
    169,827.05x = 254,408.40 × 139,884.27
  4. Step 4: Simplify right side
    169,827.05x = 35,587,733,315.87
  5. Step 5: Solve for x
    x = 35,587,733,315.87/169,827.05
  6. Step 6: Final answer
    x = 209,552.80

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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.