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Finding the Fourth Proportional to 362,195.95, 543,315.62 and 95,955.70

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Solution

The fourth proportional to 362,195.95, 543,315.62 and 95,955.70 is: 143,939.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,195.95 : 543,315.62 = 95,955.70 : x
  2. Step 2: Convert to fraction form
    362,195.95/543,315.62 = 95,955.70/x
  3. Step 3: Cross multiply
    362,195.95x = 543,315.62 × 95,955.70
  4. Step 4: Simplify right side
    362,195.95x = 52,134,229,159.80
  5. Step 5: Solve for x
    x = 52,134,229,159.80/362,195.95
  6. Step 6: Final answer
    x = 143,939.29

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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.