Home / 165,297.84-228,109.92-89,846.34

Finding the Fourth Proportional to 165,297.84, 228,109.92 and 89,846.34

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Solution

The fourth proportional to 165,297.84, 228,109.92 and 89,846.34 is: 123,987.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,297.84 : 228,109.92 = 89,846.34 : x
  2. Step 2: Convert to fraction form
    165,297.84/228,109.92 = 89,846.34/x
  3. Step 3: Cross multiply
    165,297.84x = 228,109.92 × 89,846.34
  4. Step 4: Simplify right side
    165,297.84x = 20,494,841,429.69
  5. Step 5: Solve for x
    x = 20,494,841,429.69/165,297.84
  6. Step 6: Final answer
    x = 123,987.35

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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.