Finding the Fourth Proportional to 188,484.68, 282,726.84 and 48,243.08
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Solution
The fourth proportional to 188,484.68, 282,726.84 and 48,243.08 is: 72,364.57
Step by Step Solution
- Step 1: Write the proportion equation
188,484.68 : 282,726.84 = 48,243.08 : x - Step 2: Convert to fraction form
188,484.68/282,726.84 = 48,243.08/x - Step 3: Cross multiply
188,484.68x = 282,726.84 × 48,243.08 - Step 4: Simplify right side
188,484.68x = 13,639,613,560.27 - Step 5: Solve for x
x = 13,639,613,560.27/188,484.68 - Step 6: Final answer
x = 72,364.57
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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.