Finding the Fourth Proportional to 168,212.70, 232,138.71 and 96,607.08
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Solution
The fourth proportional to 168,212.70, 232,138.71 and 96,607.08 is: 133,320.75
Step by Step Solution
- Step 1: Write the proportion equation
168,212.70 : 232,138.71 = 96,607.08 : x - Step 2: Convert to fraction form
168,212.70/232,138.71 = 96,607.08/x - Step 3: Cross multiply
168,212.70x = 232,138.71 × 96,607.08 - Step 4: Simplify right side
168,212.70x = 22,426,242,928.07 - Step 5: Solve for x
x = 22,426,242,928.07/168,212.70 - Step 6: Final answer
x = 133,320.75
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1.5x scale
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.