Finding the Fourth Proportional to 155,370.24, 233,068.68 and 66,602.70
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Solution
The fourth proportional to 155,370.24, 233,068.68 and 66,602.70 is: 99,909.76
Step by Step Solution
- Step 1: Write the proportion equation
155,370.24 : 233,068.68 = 66,602.70 : x - Step 2: Convert to fraction form
155,370.24/233,068.68 = 66,602.70/x - Step 3: Cross multiply
155,370.24x = 233,068.68 × 66,602.70 - Step 4: Simplify right side
155,370.24x = 15,523,003,373.44 - Step 5: Solve for x
x = 15,523,003,373.44/155,370.24 - Step 6: Final answer
x = 99,909.76
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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.