Finding the Fourth Proportional to 250,727.13, 346,001.95 and 136,005.99
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Solution
The fourth proportional to 250,727.13, 346,001.95 and 136,005.99 is: 187,687.46
Step by Step Solution
- Step 1: Write the proportion equation
250,727.13 : 346,001.95 = 136,005.99 : x - Step 2: Convert to fraction form
250,727.13/346,001.95 = 136,005.99/x - Step 3: Cross multiply
250,727.13x = 346,001.95 × 136,005.99 - Step 4: Simplify right side
250,727.13x = 47,058,337,805.41 - Step 5: Solve for x
x = 47,058,337,805.41/250,727.13 - Step 6: Final answer
x = 187,687.46
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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.