Finding the Fourth Proportional to 190,988.06, 286,512.26 and 62,864.28
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Solution
The fourth proportional to 190,988.06, 286,512.26 and 62,864.28 is: 94,306.35
Step by Step Solution
- Step 1: Write the proportion equation
190,988.06 : 286,512.26 = 62,864.28 : x - Step 2: Convert to fraction form
190,988.06/286,512.26 = 62,864.28/x - Step 3: Cross multiply
190,988.06x = 286,512.26 × 62,864.28 - Step 4: Simplify right side
190,988.06x = 18,011,386,621.75 - Step 5: Solve for x
x = 18,011,386,621.75/190,988.06 - Step 6: Final answer
x = 94,306.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.