Finding the Fourth Proportional to 195,646.97, 292,936.91 and 148,118.29
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Solution
The fourth proportional to 195,646.97, 292,936.91 and 148,118.29 is: 221,773.49
Step by Step Solution
- Step 1: Write the proportion equation
195,646.97 : 292,936.91 = 148,118.29 : x - Step 2: Convert to fraction form
195,646.97/292,936.91 = 148,118.29/x - Step 3: Cross multiply
195,646.97x = 292,936.91 × 148,118.29 - Step 4: Simplify right side
195,646.97x = 43,389,312,714.15 - Step 5: Solve for x
x = 43,389,312,714.15/195,646.97 - Step 6: Final answer
x = 221,773.49
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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.