Home / 286,418.60-395,270.18-159,094.19

Finding the Fourth Proportional to 286,418.60, 395,270.18 and 159,094.19

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Solution

The fourth proportional to 286,418.60, 395,270.18 and 159,094.19 is: 219,556.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,418.60 : 395,270.18 = 159,094.19 : x
  2. Step 2: Convert to fraction form
    286,418.60/395,270.18 = 159,094.19/x
  3. Step 3: Cross multiply
    286,418.60x = 395,270.18 × 159,094.19
  4. Step 4: Simplify right side
    286,418.60x = 62,885,189,118.25
  5. Step 5: Solve for x
    x = 62,885,189,118.25/286,418.60
  6. Step 6: Final answer
    x = 219,556.93

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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.