Finding the Fourth Proportional to 248,045.60, 372,154.80 and 107,904.80
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Solution
The fourth proportional to 248,045.60, 372,154.80 and 107,904.80 is: 161,894.79
Step by Step Solution
- Step 1: Write the proportion equation
248,045.60 : 372,154.80 = 107,904.80 : x - Step 2: Convert to fraction form
248,045.60/372,154.80 = 107,904.80/x - Step 3: Cross multiply
248,045.60x = 372,154.80 × 107,904.80 - Step 4: Simplify right side
248,045.60x = 40,157,289,263.04 - Step 5: Solve for x
x = 40,157,289,263.04/248,045.60 - Step 6: Final answer
x = 161,894.79
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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.