Finding the Fourth Proportional to 211,052.41, 291,507.93 and 153,600.63
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Solution
The fourth proportional to 211,052.41, 291,507.93 and 153,600.63 is: 212,154.89
Step by Step Solution
- Step 1: Write the proportion equation
211,052.41 : 291,507.93 = 153,600.63 : x - Step 2: Convert to fraction form
211,052.41/291,507.93 = 153,600.63/x - Step 3: Cross multiply
211,052.41x = 291,507.93 × 153,600.63 - Step 4: Simplify right side
211,052.41x = 44,775,800,604.84 - Step 5: Solve for x
x = 44,775,800,604.84/211,052.41 - Step 6: Final answer
x = 212,154.89
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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.