Finding the Fourth Proportional to 230,759.40, 346,139.10 and 97,605.12
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Solution
The fourth proportional to 230,759.40, 346,139.10 and 97,605.12 is: 146,407.68
Step by Step Solution
- Step 1: Write the proportion equation
230,759.40 : 346,139.10 = 97,605.12 : x - Step 2: Convert to fraction form
230,759.40/346,139.10 = 97,605.12/x - Step 3: Cross multiply
230,759.40x = 346,139.10 × 97,605.12 - Step 4: Simplify right side
230,759.40x = 33,784,948,392.19 - Step 5: Solve for x
x = 33,784,948,392.19/230,759.40 - Step 6: Final answer
x = 146,407.68
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Similar ratio
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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.