Finding the Fourth Proportional to 152,395.80, 228,593.70 and 63,619.80
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Solution
The fourth proportional to 152,395.80, 228,593.70 and 63,619.80 is: 95,429.70
Step by Step Solution
- Step 1: Write the proportion equation
152,395.80 : 228,593.70 = 63,619.80 : x - Step 2: Convert to fraction form
152,395.80/228,593.70 = 63,619.80/x - Step 3: Cross multiply
152,395.80x = 228,593.70 × 63,619.80 - Step 4: Simplify right side
152,395.80x = 14,543,085,475.26 - Step 5: Solve for x
x = 14,543,085,475.26/152,395.80 - Step 6: Final answer
x = 95,429.70
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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.