Finding the Fourth Proportional to 219,812.06, 303,340.65 and 124,316.71
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Solution
The fourth proportional to 219,812.06, 303,340.65 and 124,316.71 is: 171,557.06
Step by Step Solution
- Step 1: Write the proportion equation
219,812.06 : 303,340.65 = 124,316.71 : x - Step 2: Convert to fraction form
219,812.06/303,340.65 = 124,316.71/x - Step 3: Cross multiply
219,812.06x = 303,340.65 × 124,316.71 - Step 4: Simplify right side
219,812.06x = 37,710,310,392.72 - Step 5: Solve for x
x = 37,710,310,392.72/219,812.06 - Step 6: Final answer
x = 171,557.06
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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.