Finding the Fourth Proportional to 147,296.79, 203,288.54 and 89,924.09
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Solution
The fourth proportional to 147,296.79, 203,288.54 and 89,924.09 is: 124,106.82
Step by Step Solution
- Step 1: Write the proportion equation
147,296.79 : 203,288.54 = 89,924.09 : x - Step 2: Convert to fraction form
147,296.79/203,288.54 = 89,924.09/x - Step 3: Cross multiply
147,296.79x = 203,288.54 × 89,924.09 - Step 4: Simplify right side
147,296.79x = 18,280,535,500.87 - Step 5: Solve for x
x = 18,280,535,500.87/147,296.79 - Step 6: Final answer
x = 124,106.82
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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.