Home / 129,994.42-194,990.73-36,500.26

Finding the Fourth Proportional to 129,994.42, 194,990.73 and 36,500.26

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Solution

The fourth proportional to 129,994.42, 194,990.73 and 36,500.26 is: 54,750.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,994.42 : 194,990.73 = 36,500.26 : x
  2. Step 2: Convert to fraction form
    129,994.42/194,990.73 = 36,500.26/x
  3. Step 3: Cross multiply
    129,994.42x = 194,990.73 × 36,500.26
  4. Step 4: Simplify right side
    129,994.42x = 7,117,212,342.59
  5. Step 5: Solve for x
    x = 7,117,212,342.59/129,994.42
  6. Step 6: Final answer
    x = 54,750.14

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1.5x scale

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.