Home / 141,734.85-212,602.56-133,074.33

Finding the Fourth Proportional to 141,734.85, 212,602.56 and 133,074.33

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Solution

The fourth proportional to 141,734.85, 212,602.56 and 133,074.33 is: 199,611.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,734.85 : 212,602.56 = 133,074.33 : x
  2. Step 2: Convert to fraction form
    141,734.85/212,602.56 = 133,074.33/x
  3. Step 3: Cross multiply
    141,734.85x = 212,602.56 × 133,074.33
  4. Step 4: Simplify right side
    141,734.85x = 28,291,943,228.28
  5. Step 5: Solve for x
    x = 28,291,943,228.28/141,734.85
  6. Step 6: Final answer
    x = 199,611.76

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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.