Finding the Fourth Proportional to 243,143.04, 364,465.08 and 93,342.99
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Solution
The fourth proportional to 243,143.04, 364,465.08 and 93,342.99 is: 139,918.71
Step by Step Solution
- Step 1: Write the proportion equation
243,143.04 : 364,465.08 = 93,342.99 : x - Step 2: Convert to fraction form
243,143.04/364,465.08 = 93,342.99/x - Step 3: Cross multiply
243,143.04x = 364,465.08 × 93,342.99 - Step 4: Simplify right side
243,143.04x = 34,020,260,317.79 - Step 5: Solve for x
x = 34,020,260,317.79/243,143.04 - Step 6: Final answer
x = 139,918.71
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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.