Finding the Fourth Proportional to 272,725.38, 376,038.99 and 186,726.06
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Solution
The fourth proportional to 272,725.38, 376,038.99 and 186,726.06 is: 257,461.48
Step by Step Solution
- Step 1: Write the proportion equation
272,725.38 : 376,038.99 = 186,726.06 : x - Step 2: Convert to fraction form
272,725.38/376,038.99 = 186,726.06/x - Step 3: Cross multiply
272,725.38x = 376,038.99 × 186,726.06 - Step 4: Simplify right side
272,725.38x = 70,216,279,009.08 - Step 5: Solve for x
x = 70,216,279,009.08/272,725.38 - Step 6: Final answer
x = 257,461.48
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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.