Finding the Fourth Proportional to 267,113.08, 368,866.20 and 171,785.80
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Solution
The fourth proportional to 267,113.08, 368,866.20 and 171,785.80 is: 237,225.28
Step by Step Solution
- Step 1: Write the proportion equation
267,113.08 : 368,866.20 = 171,785.80 : x - Step 2: Convert to fraction form
267,113.08/368,866.20 = 171,785.80/x - Step 3: Cross multiply
267,113.08x = 368,866.20 × 171,785.80 - Step 4: Simplify right side
267,113.08x = 63,365,975,259.96 - Step 5: Solve for x
x = 63,365,975,259.96/267,113.08 - Step 6: Final answer
x = 237,225.28
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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.