Finding the Fourth Proportional to 351,971.63, 527,929.88 and 99,241.91
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Solution
The fourth proportional to 351,971.63, 527,929.88 and 99,241.91 is: 148,855.09
Step by Step Solution
- Step 1: Write the proportion equation
351,971.63 : 527,929.88 = 99,241.91 : x - Step 2: Convert to fraction form
351,971.63/527,929.88 = 99,241.91/x - Step 3: Cross multiply
351,971.63x = 527,929.88 × 99,241.91 - Step 4: Simplify right side
351,971.63x = 52,392,769,141.06 - Step 5: Solve for x
x = 52,392,769,141.06/351,971.63 - Step 6: Final answer
x = 148,855.09
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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.