Finding the Fourth Proportional to 97,207.75, 145,811.63 and 23,335.75
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Solution
The fourth proportional to 97,207.75, 145,811.63 and 23,335.75 is: 35,003.63
Step by Step Solution
- Step 1: Write the proportion equation
97,207.75 : 145,811.63 = 23,335.75 : x - Step 2: Convert to fraction form
97,207.75/145,811.63 = 23,335.75/x - Step 3: Cross multiply
97,207.75x = 145,811.63 × 23,335.75 - Step 4: Simplify right side
97,207.75x = 3,402,623,744.77 - Step 5: Solve for x
x = 3,402,623,744.77/97,207.75 - Step 6: Final answer
x = 35,003.63
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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.