Finding the Fourth Proportional to 97,275.80, 145,918.17 and 29,803.00
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Solution
The fourth proportional to 97,275.80, 145,918.17 and 29,803.00 is: 44,705.87
Step by Step Solution
- Step 1: Write the proportion equation
97,275.80 : 145,918.17 = 29,803.00 : x - Step 2: Convert to fraction form
97,275.80/145,918.17 = 29,803.00/x - Step 3: Cross multiply
97,275.80x = 145,918.17 × 29,803.00 - Step 4: Simplify right side
97,275.80x = 4,348,799,376.42 - Step 5: Solve for x
x = 4,348,799,376.42/97,275.80 - Step 6: Final answer
x = 44,705.87
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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.