Finding the Fourth Proportional to 195,536.60, 292,430.10 and 164,043.80
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Solution
The fourth proportional to 195,536.60, 292,430.10 and 164,043.80 is: 245,331.79
Step by Step Solution
- Step 1: Write the proportion equation
195,536.60 : 292,430.10 = 164,043.80 : x - Step 2: Convert to fraction form
195,536.60/292,430.10 = 164,043.80/x - Step 3: Cross multiply
195,536.60x = 292,430.10 × 164,043.80 - Step 4: Simplify right side
195,536.60x = 47,971,344,838.38 - Step 5: Solve for x
x = 47,971,344,838.38/195,536.60 - Step 6: Final answer
x = 245,331.79
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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.