Finding the Fourth Proportional to 250,927.25, 346,280.40 and 136,205.99
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Solution
The fourth proportional to 250,927.25, 346,280.40 and 136,205.99 is: 187,964.69
Step by Step Solution
- Step 1: Write the proportion equation
250,927.25 : 346,280.40 = 136,205.99 : x - Step 2: Convert to fraction form
250,927.25/346,280.40 = 136,205.99/x - Step 3: Cross multiply
250,927.25x = 346,280.40 × 136,205.99 - Step 4: Simplify right side
250,927.25x = 47,165,462,968.19 - Step 5: Solve for x
x = 47,165,462,968.19/250,927.25 - Step 6: Final answer
x = 187,964.69
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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.