Finding the Fourth Proportional to 169,345.80, 233,727.66 and 97,715.88
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Solution
The fourth proportional to 169,345.80, 233,727.66 and 97,715.88 is: 134,865.49
Step by Step Solution
- Step 1: Write the proportion equation
169,345.80 : 233,727.66 = 97,715.88 : x - Step 2: Convert to fraction form
169,345.80/233,727.66 = 97,715.88/x - Step 3: Cross multiply
169,345.80x = 233,727.66 × 97,715.88 - Step 4: Simplify right side
169,345.80x = 22,838,903,977.24 - Step 5: Solve for x
x = 22,838,903,977.24/169,345.80 - Step 6: Final answer
x = 134,865.49
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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.