Finding the Fourth Proportional to 152,482.77, 210,420.50 and 84,497.99
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Solution
The fourth proportional to 152,482.77, 210,420.50 and 84,497.99 is: 116,604.06
Step by Step Solution
- Step 1: Write the proportion equation
152,482.77 : 210,420.50 = 84,497.99 : x - Step 2: Convert to fraction form
152,482.77/210,420.50 = 84,497.99/x - Step 3: Cross multiply
152,482.77x = 210,420.50 × 84,497.99 - Step 4: Simplify right side
152,482.77x = 17,780,109,280.60 - Step 5: Solve for x
x = 17,780,109,280.60/152,482.77 - Step 6: Final answer
x = 116,604.06
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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.