Finding the Fourth Proportional to 291,663.18, 437,515.83 and 102,102.12
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Solution
The fourth proportional to 291,663.18, 437,515.83 and 102,102.12 is: 153,160.55
Step by Step Solution
- Step 1: Write the proportion equation
291,663.18 : 437,515.83 = 102,102.12 : x - Step 2: Convert to fraction form
291,663.18/437,515.83 = 102,102.12/x - Step 3: Cross multiply
291,663.18x = 437,515.83 × 102,102.12 - Step 4: Simplify right side
291,663.18x = 44,671,293,776.56 - Step 5: Solve for x
x = 44,671,293,776.56/291,663.18 - Step 6: Final answer
x = 153,160.55
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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.