Finding the Fourth Proportional to 109,313.01, 163,831.35 and 58,585.95
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Solution
The fourth proportional to 109,313.01, 163,831.35 and 58,585.95 is: 87,804.88
Step by Step Solution
- Step 1: Write the proportion equation
109,313.01 : 163,831.35 = 58,585.95 : x - Step 2: Convert to fraction form
109,313.01/163,831.35 = 58,585.95/x - Step 3: Cross multiply
109,313.01x = 163,831.35 × 58,585.95 - Step 4: Simplify right side
109,313.01x = 9,598,215,279.53 - Step 5: Solve for x
x = 9,598,215,279.53/109,313.01 - Step 6: Final answer
x = 87,804.88
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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.