Finding the Fourth Proportional to 266,757.32, 368,111.34 and 145,875.08
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Solution
The fourth proportional to 266,757.32, 368,111.34 and 145,875.08 is: 201,300.08
Step by Step Solution
- Step 1: Write the proportion equation
266,757.32 : 368,111.34 = 145,875.08 : x - Step 2: Convert to fraction form
266,757.32/368,111.34 = 145,875.08/x - Step 3: Cross multiply
266,757.32x = 368,111.34 × 145,875.08 - Step 4: Simplify right side
266,757.32x = 53,698,271,171.41 - Step 5: Solve for x
x = 53,698,271,171.41/266,757.32 - Step 6: Final answer
x = 201,300.08
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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.