Finding the Fourth Proportional to 190,851.10, 286,276.65 and 97,539.10
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Solution
The fourth proportional to 190,851.10, 286,276.65 and 97,539.10 is: 146,308.65
Step by Step Solution
- Step 1: Write the proportion equation
190,851.10 : 286,276.65 = 97,539.10 : x - Step 2: Convert to fraction form
190,851.10/286,276.65 = 97,539.10/x - Step 3: Cross multiply
190,851.10x = 286,276.65 × 97,539.10 - Step 4: Simplify right side
190,851.10x = 27,923,166,792.02 - Step 5: Solve for x
x = 27,923,166,792.02/190,851.10 - Step 6: Final answer
x = 146,308.65
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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.