Finding the Fourth Proportional to 201,873.60, 302,482.35 and 173,661.30
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Solution
The fourth proportional to 201,873.60, 302,482.35 and 173,661.30 is: 260,209.75
Step by Step Solution
- Step 1: Write the proportion equation
201,873.60 : 302,482.35 = 173,661.30 : x - Step 2: Convert to fraction form
201,873.60/302,482.35 = 173,661.30/x - Step 3: Cross multiply
201,873.60x = 302,482.35 × 173,661.30 - Step 4: Simplify right side
201,873.60x = 52,529,478,128.06 - Step 5: Solve for x
x = 52,529,478,128.06/201,873.60 - Step 6: Final answer
x = 260,209.75
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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.