Finding the Fourth Proportional to 267,109.98, 368,611.71 and 146,251.23
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Solution
The fourth proportional to 267,109.98, 368,611.71 and 146,251.23 is: 201,826.66
Step by Step Solution
- Step 1: Write the proportion equation
267,109.98 : 368,611.71 = 146,251.23 : x - Step 2: Convert to fraction form
267,109.98/368,611.71 = 146,251.23/x - Step 3: Cross multiply
267,109.98x = 368,611.71 × 146,251.23 - Step 4: Simplify right side
267,109.98x = 53,909,915,979.90 - Step 5: Solve for x
x = 53,909,915,979.90/267,109.98 - Step 6: Final answer
x = 201,826.66
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1.5x scale
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.