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Finding the Fourth Proportional to 252,995.46, 379,547.86 and 95,223.45

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Solution

The fourth proportional to 252,995.46, 379,547.86 and 95,223.45 is: 142,855.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,995.46 : 379,547.86 = 95,223.45 : x
  2. Step 2: Convert to fraction form
    252,995.46/379,547.86 = 95,223.45/x
  3. Step 3: Cross multiply
    252,995.46x = 379,547.86 × 95,223.45
  4. Step 4: Simplify right side
    252,995.46x = 36,141,856,669.32
  5. Step 5: Solve for x
    x = 36,141,856,669.32/252,995.46
  6. Step 6: Final answer
    x = 142,855.75

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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.