Finding the Fourth Proportional to 97,383.29, 145,986.77 and 38,203.07
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Solution
The fourth proportional to 97,383.29, 145,986.77 and 38,203.07 is: 57,270.02
Step by Step Solution
- Step 1: Write the proportion equation
97,383.29 : 145,986.77 = 38,203.07 : x - Step 2: Convert to fraction form
97,383.29/145,986.77 = 38,203.07/x - Step 3: Cross multiply
97,383.29x = 145,986.77 × 38,203.07 - Step 4: Simplify right side
97,383.29x = 5,577,142,793.38 - Step 5: Solve for x
x = 5,577,142,793.38/97,383.29 - Step 6: Final answer
x = 57,270.02
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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.