Finding the Fourth Proportional to 234,930.24, 324,123.12 and 132,943.68
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Solution
The fourth proportional to 234,930.24, 324,123.12 and 132,943.68 is: 183,416.66
Step by Step Solution
- Step 1: Write the proportion equation
234,930.24 : 324,123.12 = 132,943.68 : x - Step 2: Convert to fraction form
234,930.24/324,123.12 = 132,943.68/x - Step 3: Cross multiply
234,930.24x = 324,123.12 × 132,943.68 - Step 4: Simplify right side
234,930.24x = 43,090,120,345.88 - Step 5: Solve for x
x = 43,090,120,345.88/234,930.24 - Step 6: Final answer
x = 183,416.66
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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.