Finding the Fourth Proportional to 160,430.27, 221,395.52 and 88,811.49
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Solution
The fourth proportional to 160,430.27, 221,395.52 and 88,811.49 is: 122,560.82
Step by Step Solution
- Step 1: Write the proportion equation
160,430.27 : 221,395.52 = 88,811.49 : x - Step 2: Convert to fraction form
160,430.27/221,395.52 = 88,811.49/x - Step 3: Cross multiply
160,430.27x = 221,395.52 × 88,811.49 - Step 4: Simplify right side
160,430.27x = 19,662,464,792.53 - Step 5: Solve for x
x = 19,662,464,792.53/160,430.27 - Step 6: Final answer
x = 122,560.82
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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.