Home / 71,582.81-98,738.84-43,975.37

Finding the Fourth Proportional to 71,582.81, 98,738.84 and 43,975.37

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Solution

The fourth proportional to 71,582.81, 98,738.84 and 43,975.37 is: 60,658.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,582.81 : 98,738.84 = 43,975.37 : x
  2. Step 2: Convert to fraction form
    71,582.81/98,738.84 = 43,975.37/x
  3. Step 3: Cross multiply
    71,582.81x = 98,738.84 × 43,975.37
  4. Step 4: Simplify right side
    71,582.81x = 4,342,077,379.16
  5. Step 5: Solve for x
    x = 4,342,077,379.16/71,582.81
  6. Step 6: Final answer
    x = 60,658.11

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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.