Finding the Fourth Proportional to 173,465.08, 239,378.70 and 98,011.96
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Solution
The fourth proportional to 173,465.08, 239,378.70 and 98,011.96 is: 135,254.75
Step by Step Solution
- Step 1: Write the proportion equation
173,465.08 : 239,378.70 = 98,011.96 : x - Step 2: Convert to fraction form
173,465.08/239,378.70 = 98,011.96/x - Step 3: Cross multiply
173,465.08x = 239,378.70 × 98,011.96 - Step 4: Simplify right side
173,465.08x = 23,461,975,569.25 - Step 5: Solve for x
x = 23,461,975,569.25/173,465.08 - Step 6: Final answer
x = 135,254.75
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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.