Finding the Fourth Proportional to 173,881.08, 239,977.08 and 102,257.64
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Solution
The fourth proportional to 173,881.08, 239,977.08 and 102,257.64 is: 141,128.00
Step by Step Solution
- Step 1: Write the proportion equation
173,881.08 : 239,977.08 = 102,257.64 : x - Step 2: Convert to fraction form
173,881.08/239,977.08 = 102,257.64/x - Step 3: Cross multiply
173,881.08x = 239,977.08 × 102,257.64 - Step 4: Simplify right side
173,881.08x = 24,539,489,854.89 - Step 5: Solve for x
x = 24,539,489,854.89/173,881.08 - Step 6: Final answer
x = 141,128.00
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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.