Finding the Fourth Proportional to 291,624.98, 437,395.93 and 91,919.41
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Solution
The fourth proportional to 291,624.98, 437,395.93 and 91,919.41 is: 137,866.02
Step by Step Solution
- Step 1: Write the proportion equation
291,624.98 : 437,395.93 = 91,919.41 : x - Step 2: Convert to fraction form
291,624.98/437,395.93 = 91,919.41/x - Step 3: Cross multiply
291,624.98x = 437,395.93 × 91,919.41 - Step 4: Simplify right side
291,624.98x = 40,205,175,015.76 - Step 5: Solve for x
x = 40,205,175,015.76/291,624.98 - Step 6: Final answer
x = 137,866.02
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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.