Finding the Fourth Proportional to 84,259.58, 126,354.26 and 34,305.75
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Solution
The fourth proportional to 84,259.58, 126,354.26 and 34,305.75 is: 51,444.33
Step by Step Solution
- Step 1: Write the proportion equation
84,259.58 : 126,354.26 = 34,305.75 : x - Step 2: Convert to fraction form
84,259.58/126,354.26 = 34,305.75/x - Step 3: Cross multiply
84,259.58x = 126,354.26 × 34,305.75 - Step 4: Simplify right side
84,259.58x = 4,334,677,483.47 - Step 5: Solve for x
x = 4,334,677,483.47/84,259.58 - Step 6: Final answer
x = 51,444.33
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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.