Finding the Fourth Proportional to 155,110.20, 232,719.98 and 149,642.70
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Solution
The fourth proportional to 155,110.20, 232,719.98 and 149,642.70 is: 224,516.80
Step by Step Solution
- Step 1: Write the proportion equation
155,110.20 : 232,719.98 = 149,642.70 : x - Step 2: Convert to fraction form
155,110.20/232,719.98 = 149,642.70/x - Step 3: Cross multiply
155,110.20x = 232,719.98 × 149,642.70 - Step 4: Simplify right side
155,110.20x = 34,824,845,402.93 - Step 5: Solve for x
x = 34,824,845,402.93/155,110.20 - Step 6: Final answer
x = 224,516.80
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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.