Finding the Fourth Proportional to 249,132.09, 373,517.07 and 99,327.45
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Solution
The fourth proportional to 249,132.09, 373,517.07 and 99,327.45 is: 148,918.99
Step by Step Solution
- Step 1: Write the proportion equation
249,132.09 : 373,517.07 = 99,327.45 : x - Step 2: Convert to fraction form
249,132.09/373,517.07 = 99,327.45/x - Step 3: Cross multiply
249,132.09x = 373,517.07 × 99,327.45 - Step 4: Simplify right side
249,132.09x = 37,100,498,094.57 - Step 5: Solve for x
x = 37,100,498,094.57/249,132.09 - Step 6: Final answer
x = 148,918.99
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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.