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Finding the Fourth Proportional to 246,880, 370,243.52 and 89,088

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Solution

The fourth proportional to 246,880, 370,243.52 and 89,088 is: 133,604.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,880 : 370,243.52 = 89,088 : x
  2. Step 2: Convert to fraction form
    246,880/370,243.52 = 89,088/x
  3. Step 3: Cross multiply
    246,880x = 370,243.52 × 89,088
  4. Step 4: Simplify right side
    246,880x = 32,984,254,709.76
  5. Step 5: Solve for x
    x = 32,984,254,709.76/246,880
  6. Step 6: Final answer
    x = 133,604.40

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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.