Finding the Fourth Proportional to 178,125.13, 245,815.46 and 97,551.19
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Solution
The fourth proportional to 178,125.13, 245,815.46 and 97,551.19 is: 134,622.17
Step by Step Solution
- Step 1: Write the proportion equation
178,125.13 : 245,815.46 = 97,551.19 : x - Step 2: Convert to fraction form
178,125.13/245,815.46 = 97,551.19/x - Step 3: Cross multiply
178,125.13x = 245,815.46 × 97,551.19 - Step 4: Simplify right side
178,125.13x = 23,979,590,643.40 - Step 5: Solve for x
x = 23,979,590,643.40/178,125.13 - Step 6: Final answer
x = 134,622.17
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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.