Finding the Fourth Proportional to 288,010.53, 432,088.70 and 88,341.08
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Solution
The fourth proportional to 288,010.53, 432,088.70 and 88,341.08 is: 132,533.98
Step by Step Solution
- Step 1: Write the proportion equation
288,010.53 : 432,088.70 = 88,341.08 : x - Step 2: Convert to fraction form
288,010.53/432,088.70 = 88,341.08/x - Step 3: Cross multiply
288,010.53x = 432,088.70 × 88,341.08 - Step 4: Simplify right side
288,010.53x = 38,171,182,413.80 - Step 5: Solve for x
x = 38,171,182,413.80/288,010.53 - Step 6: Final answer
x = 132,533.98
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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.