Home / 163,640.44-225,822.39-92,018.94

Finding the Fourth Proportional to 163,640.44, 225,822.39 and 92,018.94

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Solution

The fourth proportional to 163,640.44, 225,822.39 and 92,018.94 is: 126,985.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,640.44 : 225,822.39 = 92,018.94 : x
  2. Step 2: Convert to fraction form
    163,640.44/225,822.39 = 92,018.94/x
  3. Step 3: Cross multiply
    163,640.44x = 225,822.39 × 92,018.94
  4. Step 4: Simplify right side
    163,640.44x = 20,779,936,956.07
  5. Step 5: Solve for x
    x = 20,779,936,956.07/163,640.44
  6. Step 6: Final answer
    x = 126,985.34

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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.