Finding the Fourth Proportional to 97,153.65, 145,772.80 and 34,019.12
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Solution
The fourth proportional to 97,153.65, 145,772.80 and 34,019.12 is: 51,043.50
Step by Step Solution
- Step 1: Write the proportion equation
97,153.65 : 145,772.80 = 34,019.12 : x - Step 2: Convert to fraction form
97,153.65/145,772.80 = 34,019.12/x - Step 3: Cross multiply
97,153.65x = 145,772.80 × 34,019.12 - Step 4: Simplify right side
97,153.65x = 4,959,062,655.32 - Step 5: Solve for x
x = 4,959,062,655.32/97,153.65 - Step 6: Final answer
x = 51,043.50
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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.