Finding the Fourth Proportional to 244,631.30, 366,946.95 and 86,875.70
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Solution
The fourth proportional to 244,631.30, 366,946.95 and 86,875.70 is: 130,313.55
Step by Step Solution
- Step 1: Write the proportion equation
244,631.30 : 366,946.95 = 86,875.70 : x - Step 2: Convert to fraction form
244,631.30/366,946.95 = 86,875.70/x - Step 3: Cross multiply
244,631.30x = 366,946.95 × 86,875.70 - Step 4: Simplify right side
244,631.30x = 31,878,773,144.12 - Step 5: Solve for x
x = 31,878,773,144.12/244,631.30 - Step 6: Final answer
x = 130,313.55
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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.