Finding the Fourth Proportional to 210,924.06, 316,287.66 and 122,202.95
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Solution
The fourth proportional to 210,924.06, 316,287.66 and 122,202.95 is: 183,247.39
Step by Step Solution
- Step 1: Write the proportion equation
210,924.06 : 316,287.66 = 122,202.95 : x - Step 2: Convert to fraction form
210,924.06/316,287.66 = 122,202.95/x - Step 3: Cross multiply
210,924.06x = 316,287.66 × 122,202.95 - Step 4: Simplify right side
210,924.06x = 38,651,283,519.16 - Step 5: Solve for x
x = 38,651,283,519.16/210,924.06 - Step 6: Final answer
x = 183,247.39
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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.