Finding the Fourth Proportional to 147,419.08, 203,374.29 and 93,675.26
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Solution
The fourth proportional to 147,419.08, 203,374.29 and 93,675.26 is: 129,231.17
Step by Step Solution
- Step 1: Write the proportion equation
147,419.08 : 203,374.29 = 93,675.26 : x - Step 2: Convert to fraction form
147,419.08/203,374.29 = 93,675.26/x - Step 3: Cross multiply
147,419.08x = 203,374.29 × 93,675.26 - Step 4: Simplify right side
147,419.08x = 19,051,139,780.79 - Step 5: Solve for x
x = 19,051,139,780.79/147,419.08 - Step 6: Final answer
x = 129,231.17
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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.