Finding the Fourth Proportional to 352,121.95, 528,220.98 and 112,179.26
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Solution
The fourth proportional to 352,121.95, 528,220.98 and 112,179.26 is: 168,281.02
Step by Step Solution
- Step 1: Write the proportion equation
352,121.95 : 528,220.98 = 112,179.26 : x - Step 2: Convert to fraction form
352,121.95/528,220.98 = 112,179.26/x - Step 3: Cross multiply
352,121.95x = 528,220.98 × 112,179.26 - Step 4: Simplify right side
352,121.95x = 59,255,439,332.47 - Step 5: Solve for x
x = 59,255,439,332.47/352,121.95 - Step 6: Final answer
x = 168,281.02
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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.