Finding the Fourth Proportional to 142,950.40, 214,375.24 and 58,686.08
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Solution
The fourth proportional to 142,950.40, 214,375.24 and 58,686.08 is: 88,008.45
Step by Step Solution
- Step 1: Write the proportion equation
142,950.40 : 214,375.24 = 58,686.08 : x - Step 2: Convert to fraction form
142,950.40/214,375.24 = 58,686.08/x - Step 3: Cross multiply
142,950.40x = 214,375.24 × 58,686.08 - Step 4: Simplify right side
142,950.40x = 12,580,842,484.66 - Step 5: Solve for x
x = 12,580,842,484.66/142,950.40 - Step 6: Final answer
x = 88,008.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.