Home / 179,379.36-247,402.26-111,357.96

Finding the Fourth Proportional to 179,379.36, 247,402.26 and 111,357.96

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Solution

The fourth proportional to 179,379.36, 247,402.26 and 111,357.96 is: 153,586.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,379.36 : 247,402.26 = 111,357.96 : x
  2. Step 2: Convert to fraction form
    179,379.36/247,402.26 = 111,357.96/x
  3. Step 3: Cross multiply
    179,379.36x = 247,402.26 × 111,357.96
  4. Step 4: Simplify right side
    179,379.36x = 27,550,210,972.99
  5. Step 5: Solve for x
    x = 27,550,210,972.99/179,379.36
  6. Step 6: Final answer
    x = 153,586.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.