Finding the Fourth Proportional to 157,482.66, 235,961.01 and 110,651.70
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Solution
The fourth proportional to 157,482.66, 235,961.01 and 110,651.70 is: 165,792.77
Step by Step Solution
- Step 1: Write the proportion equation
157,482.66 : 235,961.01 = 110,651.70 : x - Step 2: Convert to fraction form
157,482.66/235,961.01 = 110,651.70/x - Step 3: Cross multiply
157,482.66x = 235,961.01 × 110,651.70 - Step 4: Simplify right side
157,482.66x = 26,109,486,890.22 - Step 5: Solve for x
x = 26,109,486,890.22/157,482.66 - Step 6: Final answer
x = 165,792.77
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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.