Finding the Fourth Proportional to 88,352.84, 121,924.15 and 48,065.58
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Solution
The fourth proportional to 88,352.84, 121,924.15 and 48,065.58 is: 66,328.99
Step by Step Solution
- Step 1: Write the proportion equation
88,352.84 : 121,924.15 = 48,065.58 : x - Step 2: Convert to fraction form
88,352.84/121,924.15 = 48,065.58/x - Step 3: Cross multiply
88,352.84x = 121,924.15 × 48,065.58 - Step 4: Simplify right side
88,352.84x = 5,860,354,865.59 - Step 5: Solve for x
x = 5,860,354,865.59/88,352.84 - Step 6: Final answer
x = 66,328.99
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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.