Home / 141,729.85-212,595.04-133,069.33

Finding the Fourth Proportional to 141,729.85, 212,595.04 and 133,069.33

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Solution

The fourth proportional to 141,729.85, 212,595.04 and 133,069.33 is: 199,604.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,729.85 : 212,595.04 = 133,069.33 : x
  2. Step 2: Convert to fraction form
    141,729.85/212,595.04 = 133,069.33/x
  3. Step 3: Cross multiply
    141,729.85x = 212,595.04 × 133,069.33
  4. Step 4: Simplify right side
    141,729.85x = 28,289,878,471.15
  5. Step 5: Solve for x
    x = 28,289,878,471.15/141,729.85
  6. Step 6: Final answer
    x = 199,604.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.