Finding the Fourth Proportional to 271,388.76, 407,120.16 and 93,848.08
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Solution
The fourth proportional to 271,388.76, 407,120.16 and 93,848.08 is: 140,784.92
Step by Step Solution
- Step 1: Write the proportion equation
271,388.76 : 407,120.16 = 93,848.08 : x - Step 2: Convert to fraction form
271,388.76/407,120.16 = 93,848.08/x - Step 3: Cross multiply
271,388.76x = 407,120.16 × 93,848.08 - Step 4: Simplify right side
271,388.76x = 38,207,445,345.29 - Step 5: Solve for x
x = 38,207,445,345.29/271,388.76 - Step 6: Final answer
x = 140,784.92
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.