Finding the Fourth Proportional to 83,547.95, 125,292.76 and 33,615.09
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Solution
The fourth proportional to 83,547.95, 125,292.76 and 33,615.09 is: 50,410.90
Step by Step Solution
- Step 1: Write the proportion equation
83,547.95 : 125,292.76 = 33,615.09 : x - Step 2: Convert to fraction form
83,547.95/125,292.76 = 33,615.09/x - Step 3: Cross multiply
83,547.95x = 125,292.76 × 33,615.09 - Step 4: Simplify right side
83,547.95x = 4,211,727,319.71 - Step 5: Solve for x
x = 4,211,727,319.71/83,547.95 - Step 6: Final answer
x = 50,410.90
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1.5x scale
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.