Finding the Fourth Proportional to 357,534.84, 536,301.95 and 91,295.40
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Solution
The fourth proportional to 357,534.84, 536,301.95 and 91,295.40 is: 136,943.02
Step by Step Solution
- Step 1: Write the proportion equation
357,534.84 : 536,301.95 = 91,295.40 : x - Step 2: Convert to fraction form
357,534.84/536,301.95 = 91,295.40/x - Step 3: Cross multiply
357,534.84x = 536,301.95 × 91,295.40 - Step 4: Simplify right side
357,534.84x = 48,961,901,046.03 - Step 5: Solve for x
x = 48,961,901,046.03/357,534.84 - Step 6: Final answer
x = 136,943.02
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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.