Home / 129,852.10-194,753.55-45,592.46

Finding the Fourth Proportional to 129,852.10, 194,753.55 and 45,592.46

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Solution

The fourth proportional to 129,852.10, 194,753.55 and 45,592.46 is: 68,380.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,852.10 : 194,753.55 = 45,592.46 : x
  2. Step 2: Convert to fraction form
    129,852.10/194,753.55 = 45,592.46/x
  3. Step 3: Cross multiply
    129,852.10x = 194,753.55 × 45,592.46
  4. Step 4: Simplify right side
    129,852.10x = 8,879,293,438.23
  5. Step 5: Solve for x
    x = 8,879,293,438.23/129,852.10
  6. Step 6: Final answer
    x = 68,380.05

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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.