Home / 110,430.45-165,412.96-50,509.39

Finding the Fourth Proportional to 110,430.45, 165,412.96 and 50,509.39

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Solution

The fourth proportional to 110,430.45, 165,412.96 and 50,509.39 is: 75,657.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,430.45 : 165,412.96 = 50,509.39 : x
  2. Step 2: Convert to fraction form
    110,430.45/165,412.96 = 50,509.39/x
  3. Step 3: Cross multiply
    110,430.45x = 165,412.96 × 50,509.39
  4. Step 4: Simplify right side
    110,430.45x = 8,354,907,707.69
  5. Step 5: Solve for x
    x = 8,354,907,707.69/110,430.45
  6. Step 6: Final answer
    x = 75,657.64

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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.