Finding the Fourth Proportional to 93,877.10, 129,545.43 and 53,589.26
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Solution
The fourth proportional to 93,877.10, 129,545.43 and 53,589.26 is: 73,950.34
Step by Step Solution
- Step 1: Write the proportion equation
93,877.10 : 129,545.43 = 53,589.26 : x - Step 2: Convert to fraction form
93,877.10/129,545.43 = 53,589.26/x - Step 3: Cross multiply
93,877.10x = 129,545.43 × 53,589.26 - Step 4: Simplify right side
93,877.10x = 6,942,243,730.08 - Step 5: Solve for x
x = 6,942,243,730.08/93,877.10 - Step 6: Final answer
x = 73,950.34
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1.5x scale
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.