Home / 161,317.44-241,818.21-90,274.77

Finding the Fourth Proportional to 161,317.44, 241,818.21 and 90,274.77

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Solution

The fourth proportional to 161,317.44, 241,818.21 and 90,274.77 is: 135,323.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,317.44 : 241,818.21 = 90,274.77 : x
  2. Step 2: Convert to fraction form
    161,317.44/241,818.21 = 90,274.77/x
  3. Step 3: Cross multiply
    161,317.44x = 241,818.21 × 90,274.77
  4. Step 4: Simplify right side
    161,317.44x = 21,830,083,289.56
  5. Step 5: Solve for x
    x = 21,830,083,289.56/161,317.44
  6. Step 6: Final answer
    x = 135,323.76

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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.