Finding the Fourth Proportional to 84,090.88, 126,148.56 and 24,918.88
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Solution
The fourth proportional to 84,090.88, 126,148.56 and 24,918.88 is: 37,381.95
Step by Step Solution
- Step 1: Write the proportion equation
84,090.88 : 126,148.56 = 24,918.88 : x - Step 2: Convert to fraction form
84,090.88/126,148.56 = 24,918.88/x - Step 3: Cross multiply
84,090.88x = 126,148.56 × 24,918.88 - Step 4: Simplify right side
84,090.88x = 3,143,480,828.81 - Step 5: Solve for x
x = 3,143,480,828.81/84,090.88 - Step 6: Final answer
x = 37,381.95
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1.5x scale
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.