Finding the Fourth Proportional to 230,830.16, 346,297.12 and 73,068.08
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Solution
The fourth proportional to 230,830.16, 346,297.12 and 73,068.08 is: 109,618.54
Step by Step Solution
- Step 1: Write the proportion equation
230,830.16 : 346,297.12 = 73,068.08 : x - Step 2: Convert to fraction form
230,830.16/346,297.12 = 73,068.08/x - Step 3: Cross multiply
230,830.16x = 346,297.12 × 73,068.08 - Step 4: Simplify right side
230,830.16x = 25,303,265,667.93 - Step 5: Solve for x
x = 25,303,265,667.93/230,830.16 - Step 6: Final answer
x = 109,618.54
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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.