Finding the Fourth Proportional to 92,407.06, 138,627.69 and 29,243.08
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Solution
The fourth proportional to 92,407.06, 138,627.69 and 29,243.08 is: 43,870.03
Step by Step Solution
- Step 1: Write the proportion equation
92,407.06 : 138,627.69 = 29,243.08 : x - Step 2: Convert to fraction form
92,407.06/138,627.69 = 29,243.08/x - Step 3: Cross multiply
92,407.06x = 138,627.69 × 29,243.08 - Step 4: Simplify right side
92,407.06x = 4,053,899,935.75 - Step 5: Solve for x
x = 4,053,899,935.75/92,407.06 - Step 6: Final answer
x = 43,870.03
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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.