Home / 133,289.89-199,947.38-49,051.67

Finding the Fourth Proportional to 133,289.89, 199,947.38 and 49,051.67

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Solution

The fourth proportional to 133,289.89, 199,947.38 and 49,051.67 is: 73,582.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,289.89 : 199,947.38 = 49,051.67 : x
  2. Step 2: Convert to fraction form
    133,289.89/199,947.38 = 49,051.67/x
  3. Step 3: Cross multiply
    133,289.89x = 199,947.38 × 49,051.67
  4. Step 4: Simplify right side
    133,289.89x = 9,807,751,656.13
  5. Step 5: Solve for x
    x = 9,807,751,656.13/133,289.89
  6. Step 6: Final answer
    x = 73,582.11

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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.