Finding the Fourth Proportional to 188,484.18, 282,726.09 and 48,242.58
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Solution
The fourth proportional to 188,484.18, 282,726.09 and 48,242.58 is: 72,363.82
Step by Step Solution
- Step 1: Write the proportion equation
188,484.18 : 282,726.09 = 48,242.58 : x - Step 2: Convert to fraction form
188,484.18/282,726.09 = 48,242.58/x - Step 3: Cross multiply
188,484.18x = 282,726.09 × 48,242.58 - Step 4: Simplify right side
188,484.18x = 13,639,436,014.91 - Step 5: Solve for x
x = 13,639,436,014.91/188,484.18 - Step 6: Final answer
x = 72,363.82
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1.5x scale
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.