Home / 133,889.10-200,693.52-45,111.93

Finding the Fourth Proportional to 133,889.10, 200,693.52 and 45,111.93

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Solution

The fourth proportional to 133,889.10, 200,693.52 and 45,111.93 is: 67,620.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,889.10 : 200,693.52 = 45,111.93 : x
  2. Step 2: Convert to fraction form
    133,889.10/200,693.52 = 45,111.93/x
  3. Step 3: Cross multiply
    133,889.10x = 200,693.52 × 45,111.93
  4. Step 4: Simplify right side
    133,889.10x = 9,053,672,025.69
  5. Step 5: Solve for x
    x = 9,053,672,025.69/133,889.10
  6. Step 6: Final answer
    x = 67,620.68

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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.