Finding the Fourth Proportional to 175,990.10, 243,066.80 and 119,303.06
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Solution
The fourth proportional to 175,990.10, 243,066.80 and 119,303.06 is: 164,774.11
Step by Step Solution
- Step 1: Write the proportion equation
175,990.10 : 243,066.80 = 119,303.06 : x - Step 2: Convert to fraction form
175,990.10/243,066.80 = 119,303.06/x - Step 3: Cross multiply
175,990.10x = 243,066.80 × 119,303.06 - Step 4: Simplify right side
175,990.10x = 28,998,611,212.56 - Step 5: Solve for x
x = 28,998,611,212.56/175,990.10 - Step 6: Final answer
x = 164,774.11
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1.5x scale
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.