Home / 165,378.96-228,195.29-97,409.47

Finding the Fourth Proportional to 165,378.96, 228,195.29 and 97,409.47

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Solution

The fourth proportional to 165,378.96, 228,195.29 and 97,409.47 is: 134,408.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,378.96 : 228,195.29 = 97,409.47 : x
  2. Step 2: Convert to fraction form
    165,378.96/228,195.29 = 97,409.47/x
  3. Step 3: Cross multiply
    165,378.96x = 228,195.29 × 97,409.47
  4. Step 4: Simplify right side
    165,378.96x = 22,228,382,255.40
  5. Step 5: Solve for x
    x = 22,228,382,255.40/165,378.96
  6. Step 6: Final answer
    x = 134,408.77

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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.