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Finding the Fourth Proportional to 246,784.84, 370,177.32 and 89,013.28

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Solution

The fourth proportional to 246,784.84, 370,177.32 and 89,013.28 is: 133,519.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,784.84 : 370,177.32 = 89,013.28 : x
  2. Step 2: Convert to fraction form
    246,784.84/370,177.32 = 89,013.28/x
  3. Step 3: Cross multiply
    246,784.84x = 370,177.32 × 89,013.28
  4. Step 4: Simplify right side
    246,784.84x = 32,950,697,434.81
  5. Step 5: Solve for x
    x = 32,950,697,434.81/246,784.84
  6. Step 6: Final answer
    x = 133,519.94

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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.