Finding the Fourth Proportional to 230,125.49, 317,409.59 and 153,606.00
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Solution
The fourth proportional to 230,125.49, 317,409.59 and 153,606.00 is: 211,867.09
Step by Step Solution
- Step 1: Write the proportion equation
230,125.49 : 317,409.59 = 153,606.00 : x - Step 2: Convert to fraction form
230,125.49/317,409.59 = 153,606.00/x - Step 3: Cross multiply
230,125.49x = 317,409.59 × 153,606.00 - Step 4: Simplify right side
230,125.49x = 48,756,018,191.81 - Step 5: Solve for x
x = 48,756,018,191.81/230,125.49 - Step 6: Final answer
x = 211,867.09
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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.