Finding the Fourth Proportional to 152,677.23, 210,695.84 and 84,698.65
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Solution
The fourth proportional to 152,677.23, 210,695.84 and 84,698.65 is: 116,884.84
Step by Step Solution
- Step 1: Write the proportion equation
152,677.23 : 210,695.84 = 84,698.65 : x - Step 2: Convert to fraction form
152,677.23/210,695.84 = 84,698.65/x - Step 3: Cross multiply
152,677.23x = 210,695.84 × 84,698.65 - Step 4: Simplify right side
152,677.23x = 17,845,653,208.62 - Step 5: Solve for x
x = 17,845,653,208.62/152,677.23 - Step 6: Final answer
x = 116,884.84
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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.