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Finding the Fourth Proportional to 246,168.04, 369,318.16 and 77,694.88

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Solution

The fourth proportional to 246,168.04, 369,318.16 and 77,694.88 is: 116,563.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,168.04 : 369,318.16 = 77,694.88 : x
  2. Step 2: Convert to fraction form
    246,168.04/369,318.16 = 77,694.88/x
  3. Step 3: Cross multiply
    246,168.04x = 369,318.16 × 77,694.88
  4. Step 4: Simplify right side
    246,168.04x = 28,694,130,123.02
  5. Step 5: Solve for x
    x = 28,694,130,123.02/246,168.04
  6. Step 6: Final answer
    x = 116,563.18

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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.