Finding the Fourth Proportional to 224,920.71, 310,398.93 and 122,953.10
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Solution
The fourth proportional to 224,920.71, 310,398.93 and 122,953.10 is: 169,679.84
Step by Step Solution
- Step 1: Write the proportion equation
224,920.71 : 310,398.93 = 122,953.10 : x - Step 2: Convert to fraction form
224,920.71/310,398.93 = 122,953.10/x - Step 3: Cross multiply
224,920.71x = 310,398.93 × 122,953.10 - Step 4: Simplify right side
224,920.71x = 38,164,509,128.19 - Step 5: Solve for x
x = 38,164,509,128.19/224,920.71 - Step 6: Final answer
x = 169,679.84
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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.