Finding the Fourth Proportional to 157,536.90, 236,305.35 and 148,205.70
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Solution
The fourth proportional to 157,536.90, 236,305.35 and 148,205.70 is: 222,308.55
Step by Step Solution
- Step 1: Write the proportion equation
157,536.90 : 236,305.35 = 148,205.70 : x - Step 2: Convert to fraction form
157,536.90/236,305.35 = 148,205.70/x - Step 3: Cross multiply
157,536.90x = 236,305.35 × 148,205.70 - Step 4: Simplify right side
157,536.90x = 35,021,799,810.50 - Step 5: Solve for x
x = 35,021,799,810.50/157,536.90 - Step 6: Final answer
x = 222,308.55
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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.