Finding the Fourth Proportional to 234,417.93, 323,497.71 and 126,987.95
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Solution
The fourth proportional to 234,417.93, 323,497.71 and 126,987.95 is: 175,243.89
Step by Step Solution
- Step 1: Write the proportion equation
234,417.93 : 323,497.71 = 126,987.95 : x - Step 2: Convert to fraction form
234,417.93/323,497.71 = 126,987.95/x - Step 3: Cross multiply
234,417.93x = 323,497.71 × 126,987.95 - Step 4: Simplify right side
234,417.93x = 41,080,311,022.59 - Step 5: Solve for x
x = 41,080,311,022.59/234,417.93 - Step 6: Final answer
x = 175,243.89
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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.