Finding the Fourth Proportional to 157,326.09, 236,194.95 and 93,400.94
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Solution
The fourth proportional to 157,326.09, 236,194.95 and 93,400.94 is: 140,223.59
Step by Step Solution
- Step 1: Write the proportion equation
157,326.09 : 236,194.95 = 93,400.94 : x - Step 2: Convert to fraction form
157,326.09/236,194.95 = 93,400.94/x - Step 3: Cross multiply
157,326.09x = 236,194.95 × 93,400.94 - Step 4: Simplify right side
157,326.09x = 22,060,829,172.28 - Step 5: Solve for x
x = 22,060,829,172.28/157,326.09 - Step 6: Final answer
x = 140,223.59
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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.