Finding the Fourth Proportional to 157,878.28, 236,460.12 and 110,702.62
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Solution
The fourth proportional to 157,878.28, 236,460.12 and 110,702.62 is: 165,803.39
Step by Step Solution
- Step 1: Write the proportion equation
157,878.28 : 236,460.12 = 110,702.62 : x - Step 2: Convert to fraction form
157,878.28/236,460.12 = 110,702.62/x - Step 3: Cross multiply
157,878.28x = 236,460.12 × 110,702.62 - Step 4: Simplify right side
157,878.28x = 26,176,754,809.51 - Step 5: Solve for x
x = 26,176,754,809.51/157,878.28 - Step 6: Final answer
x = 165,803.39
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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.