Finding the Fourth Proportional to 292,116.93, 438,366.97 and 102,572.41
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Solution
The fourth proportional to 292,116.93, 438,366.97 and 102,572.41 is: 153,925.88
Step by Step Solution
- Step 1: Write the proportion equation
292,116.93 : 438,366.97 = 102,572.41 : x - Step 2: Convert to fraction form
292,116.93/438,366.97 = 102,572.41/x - Step 3: Cross multiply
292,116.93x = 438,366.97 × 102,572.41 - Step 4: Simplify right side
292,116.93x = 44,964,356,431.53 - Step 5: Solve for x
x = 44,964,356,431.53/292,116.93 - Step 6: Final answer
x = 153,925.88
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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.