Finding the Fourth Proportional to 288,188.60, 432,303.63 and 110,695.62
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Solution
The fourth proportional to 288,188.60, 432,303.63 and 110,695.62 is: 166,051.39
Step by Step Solution
- Step 1: Write the proportion equation
288,188.60 : 432,303.63 = 110,695.62 : x - Step 2: Convert to fraction form
288,188.60/432,303.63 = 110,695.62/x - Step 3: Cross multiply
288,188.60x = 432,303.63 × 110,695.62 - Step 4: Simplify right side
288,188.60x = 47,854,118,351.10 - Step 5: Solve for x
x = 47,854,118,351.10/288,188.60 - Step 6: Final answer
x = 166,051.39
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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.