Finding the Fourth Proportional to 72,258.84, 108,361.35 and 24,860.70
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Solution
The fourth proportional to 72,258.84, 108,361.35 and 24,860.70 is: 37,281.79
Step by Step Solution
- Step 1: Write the proportion equation
72,258.84 : 108,361.35 = 24,860.70 : x - Step 2: Convert to fraction form
72,258.84/108,361.35 = 24,860.70/x - Step 3: Cross multiply
72,258.84x = 108,361.35 × 24,860.70 - Step 4: Simplify right side
72,258.84x = 2,693,939,013.95 - Step 5: Solve for x
x = 2,693,939,013.95/72,258.84 - Step 6: Final answer
x = 37,281.79
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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.