Finding the Fourth Proportional to 254,430.56, 381,602.64 and 67,460.96
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Solution
The fourth proportional to 254,430.56, 381,602.64 and 67,460.96 is: 101,179.99
Step by Step Solution
- Step 1: Write the proportion equation
254,430.56 : 381,602.64 = 67,460.96 : x - Step 2: Convert to fraction form
254,430.56/381,602.64 = 67,460.96/x - Step 3: Cross multiply
254,430.56x = 381,602.64 × 67,460.96 - Step 4: Simplify right side
254,430.56x = 25,743,280,432.93 - Step 5: Solve for x
x = 25,743,280,432.93/254,430.56 - Step 6: Final answer
x = 101,179.99
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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.