Finding the Fourth Proportional to 94,387.68, 130,225.68 and 53,545.08
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Solution
The fourth proportional to 94,387.68, 130,225.68 and 53,545.08 is: 73,875.58
Step by Step Solution
- Step 1: Write the proportion equation
94,387.68 : 130,225.68 = 53,545.08 : x - Step 2: Convert to fraction form
94,387.68/130,225.68 = 53,545.08/x - Step 3: Cross multiply
94,387.68x = 130,225.68 × 53,545.08 - Step 4: Simplify right side
94,387.68x = 6,972,944,453.65 - Step 5: Solve for x
x = 6,972,944,453.65/94,387.68 - Step 6: Final answer
x = 73,875.58
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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.