Finding the Fourth Proportional to 88,035.08, 121,488.06 and 47,748.68
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Solution
The fourth proportional to 88,035.08, 121,488.06 and 47,748.68 is: 65,892.99
Step by Step Solution
- Step 1: Write the proportion equation
88,035.08 : 121,488.06 = 47,748.68 : x - Step 2: Convert to fraction form
88,035.08/121,488.06 = 47,748.68/x - Step 3: Cross multiply
88,035.08x = 121,488.06 × 47,748.68 - Step 4: Simplify right side
88,035.08x = 5,800,894,500.76 - Step 5: Solve for x
x = 5,800,894,500.76/88,035.08 - Step 6: Final answer
x = 65,892.99
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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.