Finding the Fourth Proportional to 119,445.00, 164,829.95 and 65,724.99
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Solution
The fourth proportional to 119,445.00, 164,829.95 and 65,724.99 is: 90,698.20
Step by Step Solution
- Step 1: Write the proportion equation
119,445.00 : 164,829.95 = 65,724.99 : x - Step 2: Convert to fraction form
119,445.00/164,829.95 = 65,724.99/x - Step 3: Cross multiply
119,445.00x = 164,829.95 × 65,724.99 - Step 4: Simplify right side
119,445.00x = 10,833,445,991.30 - Step 5: Solve for x
x = 10,833,445,991.30/119,445.00 - Step 6: Final answer
x = 90,698.20
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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.