Finding the Fourth Proportional to 228,199.08, 314,915.34 and 127,597.08
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Solution
The fourth proportional to 228,199.08, 314,915.34 and 127,597.08 is: 176,084.31
Step by Step Solution
- Step 1: Write the proportion equation
228,199.08 : 314,915.34 = 127,597.08 : x - Step 2: Convert to fraction form
228,199.08/314,915.34 = 127,597.08/x - Step 3: Cross multiply
228,199.08x = 314,915.34 × 127,597.08 - Step 4: Simplify right side
228,199.08x = 40,182,277,831.21 - Step 5: Solve for x
x = 40,182,277,831.21/228,199.08 - Step 6: Final answer
x = 176,084.31
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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.