Finding the Fourth Proportional to 254,581.93, 351,283.98 and 147,131.20
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Solution
The fourth proportional to 254,581.93, 351,283.98 and 147,131.20 is: 203,018.47
Step by Step Solution
- Step 1: Write the proportion equation
254,581.93 : 351,283.98 = 147,131.20 : x - Step 2: Convert to fraction form
254,581.93/351,283.98 = 147,131.20/x - Step 3: Cross multiply
254,581.93x = 351,283.98 × 147,131.20 - Step 4: Simplify right side
254,581.93x = 51,684,833,518.18 - Step 5: Solve for x
x = 51,684,833,518.18/254,581.93 - Step 6: Final answer
x = 203,018.47
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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.