Finding the Fourth Proportional to 145,767.01, 218,714.05 and 51,065.13
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Solution
The fourth proportional to 145,767.01, 218,714.05 and 51,065.13 is: 76,619.95
Step by Step Solution
- Step 1: Write the proportion equation
145,767.01 : 218,714.05 = 51,065.13 : x - Step 2: Convert to fraction form
145,767.01/218,714.05 = 51,065.13/x - Step 3: Cross multiply
145,767.01x = 218,714.05 × 51,065.13 - Step 4: Simplify right side
145,767.01x = 11,168,660,448.24 - Step 5: Solve for x
x = 11,168,660,448.24/145,767.01 - Step 6: Final answer
x = 76,619.95
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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.