Finding the Fourth Proportional to 94,118.96, 129,886.26 and 51,677.66
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Solution
The fourth proportional to 94,118.96, 129,886.26 and 51,677.66 is: 71,316.32
Step by Step Solution
- Step 1: Write the proportion equation
94,118.96 : 129,886.26 = 51,677.66 : x - Step 2: Convert to fraction form
94,118.96/129,886.26 = 51,677.66/x - Step 3: Cross multiply
94,118.96x = 129,886.26 × 51,677.66 - Step 4: Simplify right side
94,118.96x = 6,712,217,982.95 - Step 5: Solve for x
x = 6,712,217,982.95/94,118.96 - Step 6: Final answer
x = 71,316.32
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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.