Finding the Fourth Proportional to 249,409.92, 374,114.88 and 91,570.08
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Solution
The fourth proportional to 249,409.92, 374,114.88 and 91,570.08 is: 137,355.12
Step by Step Solution
- Step 1: Write the proportion equation
249,409.92 : 374,114.88 = 91,570.08 : x - Step 2: Convert to fraction form
249,409.92/374,114.88 = 91,570.08/x - Step 3: Cross multiply
249,409.92x = 374,114.88 × 91,570.08 - Step 4: Simplify right side
249,409.92x = 34,257,729,490.79 - Step 5: Solve for x
x = 34,257,729,490.79/249,409.92 - Step 6: Final answer
x = 137,355.12
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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.