Home / 215,795.43-298,030.05-164,258.37

Finding the Fourth Proportional to 215,795.43, 298,030.05 and 164,258.37

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Solution

The fourth proportional to 215,795.43, 298,030.05 and 164,258.37 is: 226,853.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,795.43 : 298,030.05 = 164,258.37 : x
  2. Step 2: Convert to fraction form
    215,795.43/298,030.05 = 164,258.37/x
  3. Step 3: Cross multiply
    215,795.43x = 298,030.05 × 164,258.37
  4. Step 4: Simplify right side
    215,795.43x = 48,953,930,224.02
  5. Step 5: Solve for x
    x = 48,953,930,224.02/215,795.43
  6. Step 6: Final answer
    x = 226,853.41

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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.