Finding the Fourth Proportional to 229,892.41, 317,203.98 and 134,380.63
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Solution
The fourth proportional to 229,892.41, 317,203.98 and 134,380.63 is: 185,417.48
Step by Step Solution
- Step 1: Write the proportion equation
229,892.41 : 317,203.98 = 134,380.63 : x - Step 2: Convert to fraction form
229,892.41/317,203.98 = 134,380.63/x - Step 3: Cross multiply
229,892.41x = 317,203.98 × 134,380.63 - Step 4: Simplify right side
229,892.41x = 42,626,070,670.91 - Step 5: Solve for x
x = 42,626,070,670.91/229,892.41 - Step 6: Final answer
x = 185,417.48
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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.