Home / 165,438.90-228,325.97-97,452.36

Finding the Fourth Proportional to 165,438.90, 228,325.97 and 97,452.36

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Solution

The fourth proportional to 165,438.90, 228,325.97 and 97,452.36 is: 134,496.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,438.90 : 228,325.97 = 97,452.36 : x
  2. Step 2: Convert to fraction form
    165,438.90/228,325.97 = 97,452.36/x
  3. Step 3: Cross multiply
    165,438.90x = 228,325.97 × 97,452.36
  4. Step 4: Simplify right side
    165,438.90x = 22,250,904,625.79
  5. Step 5: Solve for x
    x = 22,250,904,625.79/165,438.90
  6. Step 6: Final answer
    x = 134,496.21

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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.