Home / 133,821.02-200,841.96-67,280.06

Finding the Fourth Proportional to 133,821.02, 200,841.96 and 67,280.06

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Solution

The fourth proportional to 133,821.02, 200,841.96 and 67,280.06 is: 100,975.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,821.02 : 200,841.96 = 67,280.06 : x
  2. Step 2: Convert to fraction form
    133,821.02/200,841.96 = 67,280.06/x
  3. Step 3: Cross multiply
    133,821.02x = 200,841.96 × 67,280.06
  4. Step 4: Simplify right side
    133,821.02x = 13,512,659,119.32
  5. Step 5: Solve for x
    x = 13,512,659,119.32/133,821.02
  6. Step 6: Final answer
    x = 100,975.61

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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.