Finding the Fourth Proportional to 202,866.31, 304,327.14 and 84,509.95
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Solution
The fourth proportional to 202,866.31, 304,327.14 and 84,509.95 is: 126,776.45
Step by Step Solution
- Step 1: Write the proportion equation
202,866.31 : 304,327.14 = 84,509.95 : x - Step 2: Convert to fraction form
202,866.31/304,327.14 = 84,509.95/x - Step 3: Cross multiply
202,866.31x = 304,327.14 × 84,509.95 - Step 4: Simplify right side
202,866.31x = 25,718,671,385.04 - Step 5: Solve for x
x = 25,718,671,385.04/202,866.31 - Step 6: Final answer
x = 126,776.45
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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.