Finding the Fourth Proportional to 173,831.13, 260,787.35 and 53,881.79
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Solution
The fourth proportional to 173,831.13, 260,787.35 and 53,881.79 is: 80,835.28
Step by Step Solution
- Step 1: Write the proportion equation
173,831.13 : 260,787.35 = 53,881.79 : x - Step 2: Convert to fraction form
173,831.13/260,787.35 = 53,881.79/x - Step 3: Cross multiply
173,831.13x = 260,787.35 × 53,881.79 - Step 4: Simplify right side
173,831.13x = 14,051,688,058.12 - Step 5: Solve for x
x = 14,051,688,058.12/173,831.13 - Step 6: Final answer
x = 80,835.28
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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.