Finding the Fourth Proportional to 173,679.19, 239,677.28 and 94,191.19
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Solution
The fourth proportional to 173,679.19, 239,677.28 and 94,191.19 is: 129,983.84
Step by Step Solution
- Step 1: Write the proportion equation
173,679.19 : 239,677.28 = 94,191.19 : x - Step 2: Convert to fraction form
173,679.19/239,677.28 = 94,191.19/x - Step 3: Cross multiply
173,679.19x = 239,677.28 × 94,191.19 - Step 4: Simplify right side
173,679.19x = 22,575,487,502.23 - Step 5: Solve for x
x = 22,575,487,502.23/173,679.19 - Step 6: Final answer
x = 129,983.84
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.