Finding the Fourth Proportional to 255,905.08, 383,070.24 and 166,967.08
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Solution
The fourth proportional to 255,905.08, 383,070.24 and 166,967.08 is: 249,936.89
Step by Step Solution
- Step 1: Write the proportion equation
255,905.08 : 383,070.24 = 166,967.08 : x - Step 2: Convert to fraction form
255,905.08/383,070.24 = 166,967.08/x - Step 3: Cross multiply
255,905.08x = 383,070.24 × 166,967.08 - Step 4: Simplify right side
255,905.08x = 63,960,119,407.70 - Step 5: Solve for x
x = 63,960,119,407.70/255,905.08 - Step 6: Final answer
x = 249,936.89
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.