Finding the Fourth Proportional to 89,442.39, 134,162.65 and 22,881.99
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Solution
The fourth proportional to 89,442.39, 134,162.65 and 22,881.99 is: 34,322.75
Step by Step Solution
- Step 1: Write the proportion equation
89,442.39 : 134,162.65 = 22,881.99 : x - Step 2: Convert to fraction form
89,442.39/134,162.65 = 22,881.99/x - Step 3: Cross multiply
89,442.39x = 134,162.65 × 22,881.99 - Step 4: Simplify right side
89,442.39x = 3,069,908,818.67 - Step 5: Solve for x
x = 3,069,908,818.67/89,442.39 - Step 6: Final answer
x = 34,322.75
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1.5x scale
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.