Finding the Fourth Proportional to 143,848.63, 215,765.09 and 44,008.82
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Solution
The fourth proportional to 143,848.63, 215,765.09 and 44,008.82 is: 66,010.82
Step by Step Solution
- Step 1: Write the proportion equation
143,848.63 : 215,765.09 = 44,008.82 : x - Step 2: Convert to fraction form
143,848.63/215,765.09 = 44,008.82/x - Step 3: Cross multiply
143,848.63x = 215,765.09 × 44,008.82 - Step 4: Simplify right side
143,848.63x = 9,495,566,807.15 - Step 5: Solve for x
x = 9,495,566,807.15/143,848.63 - Step 6: Final answer
x = 66,010.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.