Finding the Fourth Proportional to 115,064.01, 158,750.28 and 67,283.53
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Solution
The fourth proportional to 115,064.01, 158,750.28 and 67,283.53 is: 92,829.02
Step by Step Solution
- Step 1: Write the proportion equation
115,064.01 : 158,750.28 = 67,283.53 : x - Step 2: Convert to fraction form
115,064.01/158,750.28 = 67,283.53/x - Step 3: Cross multiply
115,064.01x = 158,750.28 × 67,283.53 - Step 4: Simplify right side
115,064.01x = 10,681,278,830.01 - Step 5: Solve for x
x = 10,681,278,830.01/115,064.01 - Step 6: Final answer
x = 92,829.02
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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.