Finding the Fourth Proportional to 272,127.18, 375,539.99 and 149,624.74
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Solution
The fourth proportional to 272,127.18, 375,539.99 and 149,624.74 is: 206,484.61
Step by Step Solution
- Step 1: Write the proportion equation
272,127.18 : 375,539.99 = 149,624.74 : x - Step 2: Convert to fraction form
272,127.18/375,539.99 = 149,624.74/x - Step 3: Cross multiply
272,127.18x = 375,539.99 × 149,624.74 - Step 4: Simplify right side
272,127.18x = 56,190,073,363.35 - Step 5: Solve for x
x = 56,190,073,363.35/272,127.18 - Step 6: Final answer
x = 206,484.61
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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.