Finding the Fourth Proportional to 254,177.84, 350,762.16 and 137,889.60
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Solution
The fourth proportional to 254,177.84, 350,762.16 and 137,889.60 is: 190,285.88
Step by Step Solution
- Step 1: Write the proportion equation
254,177.84 : 350,762.16 = 137,889.60 : x - Step 2: Convert to fraction form
254,177.84/350,762.16 = 137,889.60/x - Step 3: Cross multiply
254,177.84x = 350,762.16 × 137,889.60 - Step 4: Simplify right side
254,177.84x = 48,366,453,937.54 - Step 5: Solve for x
x = 48,366,453,937.54/254,177.84 - Step 6: Final answer
x = 190,285.88
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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.