Finding the Fourth Proportional to 185,403.84, 255,862.70 and 104,829.63
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Solution
The fourth proportional to 185,403.84, 255,862.70 and 104,829.63 is: 144,667.94
Step by Step Solution
- Step 1: Write the proportion equation
185,403.84 : 255,862.70 = 104,829.63 : x - Step 2: Convert to fraction form
185,403.84/255,862.70 = 104,829.63/x - Step 3: Cross multiply
185,403.84x = 255,862.70 × 104,829.63 - Step 4: Simplify right side
185,403.84x = 26,821,992,171.80 - Step 5: Solve for x
x = 26,821,992,171.80/185,403.84 - Step 6: Final answer
x = 144,667.94
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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.