Finding the Fourth Proportional to 173,823.24, 239,869.98 and 98,370.12
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Solution
The fourth proportional to 173,823.24, 239,869.98 and 98,370.12 is: 135,747.32
Step by Step Solution
- Step 1: Write the proportion equation
173,823.24 : 239,869.98 = 98,370.12 : x - Step 2: Convert to fraction form
173,823.24/239,869.98 = 98,370.12/x - Step 3: Cross multiply
173,823.24x = 239,869.98 × 98,370.12 - Step 4: Simplify right side
173,823.24x = 23,596,038,717.00 - Step 5: Solve for x
x = 23,596,038,717.00/173,823.24 - Step 6: Final answer
x = 135,747.32
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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.