Finding the Fourth Proportional to 207,551.08, 286,422.18 and 118,132.84
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Solution
The fourth proportional to 207,551.08, 286,422.18 and 118,132.84 is: 163,024.28
Step by Step Solution
- Step 1: Write the proportion equation
207,551.08 : 286,422.18 = 118,132.84 : x - Step 2: Convert to fraction form
207,551.08/286,422.18 = 118,132.84/x - Step 3: Cross multiply
207,551.08x = 286,422.18 × 118,132.84 - Step 4: Simplify right side
207,551.08x = 33,835,865,562.39 - Step 5: Solve for x
x = 33,835,865,562.39/207,551.08 - Step 6: Final answer
x = 163,024.28
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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.