Finding the Fourth Proportional to 165,888.24, 248,809.08 and 47,569.68
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Solution
The fourth proportional to 165,888.24, 248,809.08 and 47,569.68 is: 71,347.84
Step by Step Solution
- Step 1: Write the proportion equation
165,888.24 : 248,809.08 = 47,569.68 : x - Step 2: Convert to fraction form
165,888.24/248,809.08 = 47,569.68/x - Step 3: Cross multiply
165,888.24x = 248,809.08 × 47,569.68 - Step 4: Simplify right side
165,888.24x = 11,835,768,316.69 - Step 5: Solve for x
x = 11,835,768,316.69/165,888.24 - Step 6: Final answer
x = 71,347.84
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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.