Finding the Fourth Proportional to 219,695.07, 303,192.27 and 124,210.65
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Solution
The fourth proportional to 219,695.07, 303,192.27 and 124,210.65 is: 171,418.09
Step by Step Solution
- Step 1: Write the proportion equation
219,695.07 : 303,192.27 = 124,210.65 : x - Step 2: Convert to fraction form
219,695.07/303,192.27 = 124,210.65/x - Step 3: Cross multiply
219,695.07x = 303,192.27 × 124,210.65 - Step 4: Simplify right side
219,695.07x = 37,659,708,931.68 - Step 5: Solve for x
x = 37,659,708,931.68/219,695.07 - Step 6: Final answer
x = 171,418.09
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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.