Finding the Fourth Proportional to 167,279.68, 230,768.96 and 106,820.07
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Solution
The fourth proportional to 167,279.68, 230,768.96 and 106,820.07 is: 147,362.53
Step by Step Solution
- Step 1: Write the proportion equation
167,279.68 : 230,768.96 = 106,820.07 : x - Step 2: Convert to fraction form
167,279.68/230,768.96 = 106,820.07/x - Step 3: Cross multiply
167,279.68x = 230,768.96 × 106,820.07 - Step 4: Simplify right side
167,279.68x = 24,650,756,461.03 - Step 5: Solve for x
x = 24,650,756,461.03/167,279.68 - Step 6: Final answer
x = 147,362.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.