Finding the Fourth Proportional to 155,468.61, 233,251.92 and 118,206.99
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Solution
The fourth proportional to 155,468.61, 233,251.92 and 118,206.99 is: 177,347.74
Step by Step Solution
- Step 1: Write the proportion equation
155,468.61 : 233,251.92 = 118,206.99 : x - Step 2: Convert to fraction form
155,468.61/233,251.92 = 118,206.99/x - Step 3: Cross multiply
155,468.61x = 233,251.92 × 118,206.99 - Step 4: Simplify right side
155,468.61x = 27,572,007,374.92 - Step 5: Solve for x
x = 27,572,007,374.92/155,468.61 - Step 6: Final answer
x = 177,347.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.