Finding the Fourth Proportional to 221,295.83, 305,386.85 and 125,802.53
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Solution
The fourth proportional to 221,295.83, 305,386.85 and 125,802.53 is: 173,606.70
Step by Step Solution
- Step 1: Write the proportion equation
221,295.83 : 305,386.85 = 125,802.53 : x - Step 2: Convert to fraction form
221,295.83/305,386.85 = 125,802.53/x - Step 3: Cross multiply
221,295.83x = 305,386.85 × 125,802.53 - Step 4: Simplify right side
221,295.83x = 38,418,438,358.73 - Step 5: Solve for x
x = 38,418,438,358.73/221,295.83 - Step 6: Final answer
x = 173,606.70
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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.