Finding the Fourth Proportional to 178,155.16, 245,854.18 and 97,584.03
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Solution
The fourth proportional to 178,155.16, 245,854.18 and 97,584.03 is: 134,665.99
Step by Step Solution
- Step 1: Write the proportion equation
178,155.16 : 245,854.18 = 97,584.03 : x - Step 2: Convert to fraction form
178,155.16/245,854.18 = 97,584.03/x - Step 3: Cross multiply
178,155.16x = 245,854.18 × 97,584.03 - Step 4: Simplify right side
178,155.16x = 23,991,441,676.75 - Step 5: Solve for x
x = 23,991,441,676.75/178,155.16 - Step 6: Final answer
x = 134,665.99
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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.