Finding the Fourth Proportional to 225,042.02, 310,557.21 and 124,440.02
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Solution
The fourth proportional to 225,042.02, 310,557.21 and 124,440.02 is: 171,726.80
Step by Step Solution
- Step 1: Write the proportion equation
225,042.02 : 310,557.21 = 124,440.02 : x - Step 2: Convert to fraction form
225,042.02/310,557.21 = 124,440.02/x - Step 3: Cross multiply
225,042.02x = 310,557.21 × 124,440.02 - Step 4: Simplify right side
225,042.02x = 38,645,745,423.54 - Step 5: Solve for x
x = 38,645,745,423.54/225,042.02 - Step 6: Final answer
x = 171,726.80
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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.