Finding the Fourth Proportional to 88,102.11, 121,525.61 and 52,266.75
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Solution
The fourth proportional to 88,102.11, 121,525.61 and 52,266.75 is: 72,095.31
Step by Step Solution
- Step 1: Write the proportion equation
88,102.11 : 121,525.61 = 52,266.75 : x - Step 2: Convert to fraction form
88,102.11/121,525.61 = 52,266.75/x - Step 3: Cross multiply
88,102.11x = 121,525.61 × 52,266.75 - Step 4: Simplify right side
88,102.11x = 6,351,748,807.13 - Step 5: Solve for x
x = 6,351,748,807.13/88,102.11 - Step 6: Final answer
x = 72,095.31
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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.