Finding the Fourth Proportional to 127,547.06, 191,202.53 and 56,431.99
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Solution
The fourth proportional to 127,547.06, 191,202.53 and 56,431.99 is: 84,595.75
Step by Step Solution
- Step 1: Write the proportion equation
127,547.06 : 191,202.53 = 56,431.99 : x - Step 2: Convert to fraction form
127,547.06/191,202.53 = 56,431.99/x - Step 3: Cross multiply
127,547.06x = 191,202.53 × 56,431.99 - Step 4: Simplify right side
127,547.06x = 10,789,939,217.78 - Step 5: Solve for x
x = 10,789,939,217.78/127,547.06 - Step 6: Final answer
x = 84,595.75
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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.