Finding the Fourth Proportional to 236,699.79, 355,159.44 and 103,562.52
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Solution
The fourth proportional to 236,699.79, 355,159.44 and 103,562.52 is: 155,391.80
Step by Step Solution
- Step 1: Write the proportion equation
236,699.79 : 355,159.44 = 103,562.52 : x - Step 2: Convert to fraction form
236,699.79/355,159.44 = 103,562.52/x - Step 3: Cross multiply
236,699.79x = 355,159.44 × 103,562.52 - Step 4: Simplify right side
236,699.79x = 36,781,206,608.19 - Step 5: Solve for x
x = 36,781,206,608.19/236,699.79 - Step 6: Final answer
x = 155,391.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.