Finding the Fourth Proportional to 195,291.23, 292,934.75 and 148,195.55
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Solution
The fourth proportional to 195,291.23, 292,934.75 and 148,195.55 is: 222,291.74
Step by Step Solution
- Step 1: Write the proportion equation
195,291.23 : 292,934.75 = 148,195.55 : x - Step 2: Convert to fraction form
195,291.23/292,934.75 = 148,195.55/x - Step 3: Cross multiply
195,291.23x = 292,934.75 × 148,195.55 - Step 4: Simplify right side
195,291.23x = 43,411,626,808.24 - Step 5: Solve for x
x = 43,411,626,808.24/195,291.23 - Step 6: Final answer
x = 222,291.74
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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.