Finding the Fourth Proportional to 177,641.32, 245,142.06 and 97,066.99
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Solution
The fourth proportional to 177,641.32, 245,142.06 and 97,066.99 is: 133,950.83
Step by Step Solution
- Step 1: Write the proportion equation
177,641.32 : 245,142.06 = 97,066.99 : x - Step 2: Convert to fraction form
177,641.32/245,142.06 = 97,066.99/x - Step 3: Cross multiply
177,641.32x = 245,142.06 × 97,066.99 - Step 4: Simplify right side
177,641.32x = 23,795,202,375.03 - Step 5: Solve for x
x = 23,795,202,375.03/177,641.32 - Step 6: Final answer
x = 133,950.83
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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.