Finding the Fourth Proportional to 187,135.68, 280,717.74 and 62,476.68
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Solution
The fourth proportional to 187,135.68, 280,717.74 and 62,476.68 is: 93,719.77
Step by Step Solution
- Step 1: Write the proportion equation
187,135.68 : 280,717.74 = 62,476.68 : x - Step 2: Convert to fraction form
187,135.68/280,717.74 = 62,476.68/x - Step 3: Cross multiply
187,135.68x = 280,717.74 × 62,476.68 - Step 4: Simplify right side
187,135.68x = 17,538,312,412.30 - Step 5: Solve for x
x = 17,538,312,412.30/187,135.68 - Step 6: Final answer
x = 93,719.77
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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.