Finding the Fourth Proportional to 98,695.13, 148,058.08 and 32,119.54
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Solution
The fourth proportional to 98,695.13, 148,058.08 and 32,119.54 is: 48,184.31
Step by Step Solution
- Step 1: Write the proportion equation
98,695.13 : 148,058.08 = 32,119.54 : x - Step 2: Convert to fraction form
98,695.13/148,058.08 = 32,119.54/x - Step 3: Cross multiply
98,695.13x = 148,058.08 × 32,119.54 - Step 4: Simplify right side
98,695.13x = 4,755,556,972.44 - Step 5: Solve for x
x = 4,755,556,972.44/98,695.13 - Step 6: Final answer
x = 48,184.31
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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.