Finding the Fourth Proportional to 230,644.11, 345,980.76 and 97,506.84
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Solution
The fourth proportional to 230,644.11, 345,980.76 and 97,506.84 is: 146,266.43
Step by Step Solution
- Step 1: Write the proportion equation
230,644.11 : 345,980.76 = 97,506.84 : x - Step 2: Convert to fraction form
230,644.11/345,980.76 = 97,506.84/x - Step 3: Cross multiply
230,644.11x = 345,980.76 × 97,506.84 - Step 4: Simplify right side
230,644.11x = 33,735,490,608.40 - Step 5: Solve for x
x = 33,735,490,608.40/230,644.11 - Step 6: Final answer
x = 146,266.43
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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.