Home / 133,372.30-200,199.44-130,360.45

Finding the Fourth Proportional to 133,372.30, 200,199.44 and 130,360.45

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Solution

The fourth proportional to 133,372.30, 200,199.44 and 130,360.45 is: 195,678.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,372.30 : 200,199.44 = 130,360.45 : x
  2. Step 2: Convert to fraction form
    133,372.30/200,199.44 = 130,360.45/x
  3. Step 3: Cross multiply
    133,372.30x = 200,199.44 × 130,360.45
  4. Step 4: Simplify right side
    133,372.30x = 26,098,089,088.15
  5. Step 5: Solve for x
    x = 26,098,089,088.15/133,372.30
  6. Step 6: Final answer
    x = 195,678.48

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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.