Home / 165,425.03-247,017.01-131,308.29

Finding the Fourth Proportional to 165,425.03, 247,017.01 and 131,308.29

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Solution

The fourth proportional to 165,425.03, 247,017.01 and 131,308.29 is: 196,072.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,425.03 : 247,017.01 = 131,308.29 : x
  2. Step 2: Convert to fraction form
    165,425.03/247,017.01 = 131,308.29/x
  3. Step 3: Cross multiply
    165,425.03x = 247,017.01 × 131,308.29
  4. Step 4: Simplify right side
    165,425.03x = 32,435,379,948.93
  5. Step 5: Solve for x
    x = 32,435,379,948.93/165,425.03
  6. Step 6: Final answer
    x = 196,072.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.