Finding the Fourth Proportional to 178,101.36, 245,782.62 and 97,527.60
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Solution
The fourth proportional to 178,101.36, 245,782.62 and 97,527.60 is: 134,589.59
Step by Step Solution
- Step 1: Write the proportion equation
178,101.36 : 245,782.62 = 97,527.60 : x - Step 2: Convert to fraction form
178,101.36/245,782.62 = 97,527.60/x - Step 3: Cross multiply
178,101.36x = 245,782.62 × 97,527.60 - Step 4: Simplify right side
178,101.36x = 23,970,589,050.31 - Step 5: Solve for x
x = 23,970,589,050.31/178,101.36 - Step 6: Final answer
x = 134,589.59
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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.