Finding the Fourth Proportional to 158,697.94, 238,086.99 and 73,267.66
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Solution
The fourth proportional to 158,697.94, 238,086.99 and 73,267.66 is: 109,919.99
Step by Step Solution
- Step 1: Write the proportion equation
158,697.94 : 238,086.99 = 73,267.66 : x - Step 2: Convert to fraction form
158,697.94/238,086.99 = 73,267.66/x - Step 3: Cross multiply
158,697.94x = 238,086.99 × 73,267.66 - Step 4: Simplify right side
158,697.94x = 17,444,076,633.74 - Step 5: Solve for x
x = 17,444,076,633.74/158,697.94 - Step 6: Final answer
x = 109,919.99
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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.