Finding the Fourth Proportional to 97,545.98, 134,612.64 and 68,515.13
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Solution
The fourth proportional to 97,545.98, 134,612.64 and 68,515.13 is: 94,550.31
Step by Step Solution
- Step 1: Write the proportion equation
97,545.98 : 134,612.64 = 68,515.13 : x - Step 2: Convert to fraction form
97,545.98/134,612.64 = 68,515.13/x - Step 3: Cross multiply
97,545.98x = 134,612.64 × 68,515.13 - Step 4: Simplify right side
97,545.98x = 9,223,002,529.24 - Step 5: Solve for x
x = 9,223,002,529.24/97,545.98 - Step 6: Final answer
x = 94,550.31
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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.