Finding the Fourth Proportional to 169,370.24, 233,727.36 and 93,917.12
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Solution
The fourth proportional to 169,370.24, 233,727.36 and 93,917.12 is: 129,603.65
Step by Step Solution
- Step 1: Write the proportion equation
169,370.24 : 233,727.36 = 93,917.12 : x - Step 2: Convert to fraction form
169,370.24/233,727.36 = 93,917.12/x - Step 3: Cross multiply
169,370.24x = 233,727.36 × 93,917.12 - Step 4: Simplify right side
169,370.24x = 21,951,000,516.40 - Step 5: Solve for x
x = 21,951,000,516.40/169,370.24 - Step 6: Final answer
x = 129,603.65
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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.