Finding the Fourth Proportional to 250,875.18, 346,232.34 and 143,461.08
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Solution
The fourth proportional to 250,875.18, 346,232.34 and 143,461.08 is: 197,990.35
Step by Step Solution
- Step 1: Write the proportion equation
250,875.18 : 346,232.34 = 143,461.08 : x - Step 2: Convert to fraction form
250,875.18/346,232.34 = 143,461.08/x - Step 3: Cross multiply
250,875.18x = 346,232.34 × 143,461.08 - Step 4: Simplify right side
250,875.18x = 49,670,865,427.33 - Step 5: Solve for x
x = 49,670,865,427.33/250,875.18 - Step 6: Final answer
x = 197,990.35
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.