Finding the Fourth Proportional to 134,468.24, 185,564.64 and 74,037.62
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Solution
The fourth proportional to 134,468.24, 185,564.64 and 74,037.62 is: 102,171.07
Step by Step Solution
- Step 1: Write the proportion equation
134,468.24 : 185,564.64 = 74,037.62 : x - Step 2: Convert to fraction form
134,468.24/185,564.64 = 74,037.62/x - Step 3: Cross multiply
134,468.24x = 185,564.64 × 74,037.62 - Step 4: Simplify right side
134,468.24x = 13,738,764,301.76 - Step 5: Solve for x
x = 13,738,764,301.76/134,468.24 - Step 6: Final answer
x = 102,171.07
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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.