Finding the Fourth Proportional to 125,449.65, 173,119.95 and 68,089.23
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Solution
The fourth proportional to 125,449.65, 173,119.95 and 68,089.23 is: 93,962.83
Step by Step Solution
- Step 1: Write the proportion equation
125,449.65 : 173,119.95 = 68,089.23 : x - Step 2: Convert to fraction form
125,449.65/173,119.95 = 68,089.23/x - Step 3: Cross multiply
125,449.65x = 173,119.95 × 68,089.23 - Step 4: Simplify right side
125,449.65x = 11,787,604,093.14 - Step 5: Solve for x
x = 11,787,604,093.14/125,449.65 - Step 6: Final answer
x = 93,962.83
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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.