Finding the Fourth Proportional to 88,710.66, 122,419.67 and 48,426.12
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Solution
The fourth proportional to 88,710.66, 122,419.67 and 48,426.12 is: 66,827.47
Step by Step Solution
- Step 1: Write the proportion equation
88,710.66 : 122,419.67 = 48,426.12 : x - Step 2: Convert to fraction form
88,710.66/122,419.67 = 48,426.12/x - Step 3: Cross multiply
88,710.66x = 122,419.67 × 48,426.12 - Step 4: Simplify right side
88,710.66x = 5,928,309,387.65 - Step 5: Solve for x
x = 5,928,309,387.65/88,710.66 - Step 6: Final answer
x = 66,827.47
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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.