Finding the Fourth Proportional to 249,350.40, 343,747.80 and 153,793.08
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Solution
The fourth proportional to 249,350.40, 343,747.80 and 153,793.08 is: 212,015.03
Step by Step Solution
- Step 1: Write the proportion equation
249,350.40 : 343,747.80 = 153,793.08 : x - Step 2: Convert to fraction form
249,350.40/343,747.80 = 153,793.08/x - Step 3: Cross multiply
249,350.40x = 343,747.80 × 153,793.08 - Step 4: Simplify right side
249,350.40x = 52,866,032,905.22 - Step 5: Solve for x
x = 52,866,032,905.22/249,350.40 - Step 6: Final answer
x = 212,015.03
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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.