Home / 215,026.37-296,744.01-118,237.60

Finding the Fourth Proportional to 215,026.37, 296,744.01 and 118,237.60

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Solution

The fourth proportional to 215,026.37, 296,744.01 and 118,237.60 is: 163,172.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,026.37 : 296,744.01 = 118,237.60 : x
  2. Step 2: Convert to fraction form
    215,026.37/296,744.01 = 118,237.60/x
  3. Step 3: Cross multiply
    215,026.37x = 296,744.01 × 118,237.60
  4. Step 4: Simplify right side
    215,026.37x = 35,086,297,481.87
  5. Step 5: Solve for x
    x = 35,086,297,481.87/215,026.37
  6. Step 6: Final answer
    x = 163,172.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.