Home / 79,865.45-110,249.75-51,584.93

Finding the Fourth Proportional to 79,865.45, 110,249.75 and 51,584.93

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Solution

The fourth proportional to 79,865.45, 110,249.75 and 51,584.93 is: 71,210.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,865.45 : 110,249.75 = 51,584.93 : x
  2. Step 2: Convert to fraction form
    79,865.45/110,249.75 = 51,584.93/x
  3. Step 3: Cross multiply
    79,865.45x = 110,249.75 × 51,584.93
  4. Step 4: Simplify right side
    79,865.45x = 5,687,225,378.34
  5. Step 5: Solve for x
    x = 5,687,225,378.34/79,865.45
  6. Step 6: Final answer
    x = 71,210.08

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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.