Home / 84,531.56-116,619.75-50,527.49

Finding the Fourth Proportional to 84,531.56, 116,619.75 and 50,527.49

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Solution

The fourth proportional to 84,531.56, 116,619.75 and 50,527.49 is: 69,707.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,531.56 : 116,619.75 = 50,527.49 : x
  2. Step 2: Convert to fraction form
    84,531.56/116,619.75 = 50,527.49/x
  3. Step 3: Cross multiply
    84,531.56x = 116,619.75 × 50,527.49
  4. Step 4: Simplify right side
    84,531.56x = 5,892,502,668.83
  5. Step 5: Solve for x
    x = 5,892,502,668.83/84,531.56
  6. Step 6: Final answer
    x = 69,707.73

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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.