Finding the Fourth Proportional to 178,179.55, 245,887.86 and 97,609.99
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Solution
The fourth proportional to 178,179.55, 245,887.86 and 97,609.99 is: 134,701.83
Step by Step Solution
- Step 1: Write the proportion equation
178,179.55 : 245,887.86 = 97,609.99 : x - Step 2: Convert to fraction form
178,179.55/245,887.86 = 97,609.99/x - Step 3: Cross multiply
178,179.55x = 245,887.86 × 97,609.99 - Step 4: Simplify right side
178,179.55x = 24,001,111,555.72 - Step 5: Solve for x
x = 24,001,111,555.72/178,179.55 - Step 6: Final answer
x = 134,701.83
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1.5x scale
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.