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Finding the Fourth Proportional to 246,903.52, 370,278.88 and 89,112

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Solution

The fourth proportional to 246,903.52, 370,278.88 and 89,112 is: 133,640.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,903.52 : 370,278.88 = 89,112 : x
  2. Step 2: Convert to fraction form
    246,903.52/370,278.88 = 89,112/x
  3. Step 3: Cross multiply
    246,903.52x = 370,278.88 × 89,112
  4. Step 4: Simplify right side
    246,903.52x = 32,996,291,554.56
  5. Step 5: Solve for x
    x = 32,996,291,554.56/246,903.52
  6. Step 6: Final answer
    x = 133,640.43

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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.