Finding the Fourth Proportional to 240,753.16, 332,239.80 and 133,331.68
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Solution
The fourth proportional to 240,753.16, 332,239.80 and 133,331.68 is: 183,997.96
Step by Step Solution
- Step 1: Write the proportion equation
240,753.16 : 332,239.80 = 133,331.68 : x - Step 2: Convert to fraction form
240,753.16/332,239.80 = 133,331.68/x - Step 3: Cross multiply
240,753.16x = 332,239.80 × 133,331.68 - Step 4: Simplify right side
240,753.16x = 44,298,090,696.86 - Step 5: Solve for x
x = 44,298,090,696.86/240,753.16 - Step 6: Final answer
x = 183,997.96
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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.