Finding the Fourth Proportional to 254,963.68, 382,430.94 and 97,208.08
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Solution
The fourth proportional to 254,963.68, 382,430.94 and 97,208.08 is: 145,806.56
Step by Step Solution
- Step 1: Write the proportion equation
254,963.68 : 382,430.94 = 97,208.08 : x - Step 2: Convert to fraction form
254,963.68/382,430.94 = 97,208.08/x - Step 3: Cross multiply
254,963.68x = 382,430.94 × 97,208.08 - Step 4: Simplify right side
254,963.68x = 37,175,377,410.00 - Step 5: Solve for x
x = 37,175,377,410.00/254,963.68 - Step 6: Final answer
x = 145,806.56
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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.