Finding the Fourth Proportional to 84,867.22, 127,306.95 and 25,707.49
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Solution
The fourth proportional to 84,867.22, 127,306.95 and 25,707.49 is: 38,563.09
Step by Step Solution
- Step 1: Write the proportion equation
84,867.22 : 127,306.95 = 25,707.49 : x - Step 2: Convert to fraction form
84,867.22/127,306.95 = 25,707.49/x - Step 3: Cross multiply
84,867.22x = 127,306.95 × 25,707.49 - Step 4: Simplify right side
84,867.22x = 3,272,742,144.06 - Step 5: Solve for x
x = 3,272,742,144.06/84,867.22 - Step 6: Final answer
x = 38,563.09
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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.