Finding the Fourth Proportional to 152,535.47, 210,374.16 and 107,362.99
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Solution
The fourth proportional to 152,535.47, 210,374.16 and 107,362.99 is: 148,073.09
Step by Step Solution
- Step 1: Write the proportion equation
152,535.47 : 210,374.16 = 107,362.99 : x - Step 2: Convert to fraction form
152,535.47/210,374.16 = 107,362.99/x - Step 3: Cross multiply
152,535.47x = 210,374.16 × 107,362.99 - Step 4: Simplify right side
152,535.47x = 22,586,398,836.34 - Step 5: Solve for x
x = 22,586,398,836.34/152,535.47 - Step 6: Final answer
x = 148,073.09
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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.