Finding the Fourth Proportional to 164,659.28, 227,223.99 and 93,037.74
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Solution
The fourth proportional to 164,659.28, 227,223.99 and 93,037.74 is: 128,388.80
Step by Step Solution
- Step 1: Write the proportion equation
164,659.28 : 227,223.99 = 93,037.74 : x - Step 2: Convert to fraction form
164,659.28/227,223.99 = 93,037.74/x - Step 3: Cross multiply
164,659.28x = 227,223.99 × 93,037.74 - Step 4: Simplify right side
164,659.28x = 21,140,406,503.38 - Step 5: Solve for x
x = 21,140,406,503.38/164,659.28 - Step 6: Final answer
x = 128,388.80
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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.