Finding the Fourth Proportional to 239,068.86, 358,545.87 and 70,543.65
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Solution
The fourth proportional to 239,068.86, 358,545.87 and 70,543.65 is: 105,798.53
Step by Step Solution
- Step 1: Write the proportion equation
239,068.86 : 358,545.87 = 70,543.65 : x - Step 2: Convert to fraction form
239,068.86/358,545.87 = 70,543.65/x - Step 3: Cross multiply
239,068.86x = 358,545.87 × 70,543.65 - Step 4: Simplify right side
239,068.86x = 25,293,134,362.23 - Step 5: Solve for x
x = 25,293,134,362.23/239,068.86 - Step 6: Final answer
x = 105,798.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.