Finding the Fourth Proportional to 234,038.99, 351,068.47 and 91,915.06
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Solution
The fourth proportional to 234,038.99, 351,068.47 and 91,915.06 is: 137,876.52
Step by Step Solution
- Step 1: Write the proportion equation
234,038.99 : 351,068.47 = 91,915.06 : x - Step 2: Convert to fraction form
234,038.99/351,068.47 = 91,915.06/x - Step 3: Cross multiply
234,038.99x = 351,068.47 × 91,915.06 - Step 4: Simplify right side
234,038.99x = 32,268,480,280.84 - Step 5: Solve for x
x = 32,268,480,280.84/234,038.99 - Step 6: Final answer
x = 137,876.52
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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.