Finding the Fourth Proportional to 74,767.51, 112,157.35 and 22,176.84
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Solution
The fourth proportional to 74,767.51, 112,157.35 and 22,176.84 is: 33,267.07
Step by Step Solution
- Step 1: Write the proportion equation
74,767.51 : 112,157.35 = 22,176.84 : x - Step 2: Convert to fraction form
74,767.51/112,157.35 = 22,176.84/x - Step 3: Cross multiply
74,767.51x = 112,157.35 × 22,176.84 - Step 4: Simplify right side
74,767.51x = 2,487,295,970.92 - Step 5: Solve for x
x = 2,487,295,970.92/74,767.51 - Step 6: Final answer
x = 33,267.07
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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.