Finding the Fourth Proportional to 88,468.20, 122,130.18 and 58,273.02
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Solution
The fourth proportional to 88,468.20, 122,130.18 and 58,273.02 is: 80,445.79
Step by Step Solution
- Step 1: Write the proportion equation
88,468.20 : 122,130.18 = 58,273.02 : x - Step 2: Convert to fraction form
88,468.20/122,130.18 = 58,273.02/x - Step 3: Cross multiply
88,468.20x = 122,130.18 × 58,273.02 - Step 4: Simplify right side
88,468.20x = 7,116,894,421.74 - Step 5: Solve for x
x = 7,116,894,421.74/88,468.20 - Step 6: Final answer
x = 80,445.79
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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.