Home / 133,741.05-200,501.01-104,289.45

Finding the Fourth Proportional to 133,741.05, 200,501.01 and 104,289.45

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Solution

The fourth proportional to 133,741.05, 200,501.01 and 104,289.45 is: 156,347.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,741.05 : 200,501.01 = 104,289.45 : x
  2. Step 2: Convert to fraction form
    133,741.05/200,501.01 = 104,289.45/x
  3. Step 3: Cross multiply
    133,741.05x = 200,501.01 × 104,289.45
  4. Step 4: Simplify right side
    133,741.05x = 20,910,140,057.34
  5. Step 5: Solve for x
    x = 20,910,140,057.34/133,741.05
  6. Step 6: Final answer
    x = 156,347.96

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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.