Finding the Fourth Proportional to 267,134.64, 368,645.76 and 146,275.92
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Solution
The fourth proportional to 267,134.64, 368,645.76 and 146,275.92 is: 201,860.75
Step by Step Solution
- Step 1: Write the proportion equation
267,134.64 : 368,645.76 = 146,275.92 : x - Step 2: Convert to fraction form
267,134.64/368,645.76 = 146,275.92/x - Step 3: Cross multiply
267,134.64x = 368,645.76 × 146,275.92 - Step 4: Simplify right side
267,134.64x = 53,923,997,698.10 - Step 5: Solve for x
x = 53,923,997,698.10/267,134.64 - Step 6: Final answer
x = 201,860.75
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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.