Finding the Fourth Proportional to 272,588.99, 376,164.44 and 151,727.18
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Solution
The fourth proportional to 272,588.99, 376,164.44 and 151,727.18 is: 209,378.84
Step by Step Solution
- Step 1: Write the proportion equation
272,588.99 : 376,164.44 = 151,727.18 : x - Step 2: Convert to fraction form
272,588.99/376,164.44 = 151,727.18/x - Step 3: Cross multiply
272,588.99x = 376,164.44 × 151,727.18 - Step 4: Simplify right side
272,588.99x = 57,074,367,058.02 - Step 5: Solve for x
x = 57,074,367,058.02/272,588.99 - Step 6: Final answer
x = 209,378.84
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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.