Finding the Fourth Proportional to 92,497.45, 138,750.05 and 29,316.19
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Solution
The fourth proportional to 92,497.45, 138,750.05 and 29,316.19 is: 43,975.51
Step by Step Solution
- Step 1: Write the proportion equation
92,497.45 : 138,750.05 = 29,316.19 : x - Step 2: Convert to fraction form
92,497.45/138,750.05 = 29,316.19/x - Step 3: Cross multiply
92,497.45x = 138,750.05 × 29,316.19 - Step 4: Simplify right side
92,497.45x = 4,067,622,828.31 - Step 5: Solve for x
x = 4,067,622,828.31/92,497.45 - Step 6: Final answer
x = 43,975.51
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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.