Finding the Fourth Proportional to 96,988.58, 145,482.66 and 26,867.69
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Solution
The fourth proportional to 96,988.58, 145,482.66 and 26,867.69 is: 40,301.48
Step by Step Solution
- Step 1: Write the proportion equation
96,988.58 : 145,482.66 = 26,867.69 : x - Step 2: Convert to fraction form
96,988.58/145,482.66 = 26,867.69/x - Step 3: Cross multiply
96,988.58x = 145,482.66 × 26,867.69 - Step 4: Simplify right side
96,988.58x = 3,908,783,009.26 - Step 5: Solve for x
x = 3,908,783,009.26/96,988.58 - Step 6: Final answer
x = 40,301.48
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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.