Finding the Fourth Proportional to 224,717.47, 310,108.26 and 122,742.99
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Solution
The fourth proportional to 224,717.47, 310,108.26 and 122,742.99 is: 169,384.32
Step by Step Solution
- Step 1: Write the proportion equation
224,717.47 : 310,108.26 = 122,742.99 : x - Step 2: Convert to fraction form
224,717.47/310,108.26 = 122,742.99/x - Step 3: Cross multiply
224,717.47x = 310,108.26 × 122,742.99 - Step 4: Simplify right side
224,717.47x = 38,063,615,607.26 - Step 5: Solve for x
x = 38,063,615,607.26/224,717.47 - Step 6: Final answer
x = 169,384.32
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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.