Finding the Fourth Proportional to 94,926.67, 142,319.63 and 57,477.74
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Solution
The fourth proportional to 94,926.67, 142,319.63 and 57,477.74 is: 86,173.99
Step by Step Solution
- Step 1: Write the proportion equation
94,926.67 : 142,319.63 = 57,477.74 : x - Step 2: Convert to fraction form
94,926.67/142,319.63 = 57,477.74/x - Step 3: Cross multiply
94,926.67x = 142,319.63 × 57,477.74 - Step 4: Simplify right side
94,926.67x = 8,180,210,122.13 - Step 5: Solve for x
x = 8,180,210,122.13/94,926.67 - Step 6: Final answer
x = 86,173.99
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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.