Finding the Fourth Proportional to 233,569.70, 322,326.12 and 126,139.70
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Solution
The fourth proportional to 233,569.70, 322,326.12 and 126,139.70 is: 174,072.75
Step by Step Solution
- Step 1: Write the proportion equation
233,569.70 : 322,326.12 = 126,139.70 : x - Step 2: Convert to fraction form
233,569.70/322,326.12 = 126,139.70/x - Step 3: Cross multiply
233,569.70x = 322,326.12 × 126,139.70 - Step 4: Simplify right side
233,569.70x = 40,658,120,078.96 - Step 5: Solve for x
x = 40,658,120,078.96/233,569.70 - Step 6: Final answer
x = 174,072.75
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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.