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Finding the Fourth Proportional to 237,857.60, 356,767.76 and 67,072.40

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Solution

The fourth proportional to 237,857.60, 356,767.76 and 67,072.40 is: 100,603.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,857.60 : 356,767.76 = 67,072.40 : x
  2. Step 2: Convert to fraction form
    237,857.60/356,767.76 = 67,072.40/x
  3. Step 3: Cross multiply
    237,857.60x = 356,767.76 × 67,072.40
  4. Step 4: Simplify right side
    237,857.60x = 23,929,269,905.82
  5. Step 5: Solve for x
    x = 23,929,269,905.82/237,857.60
  6. Step 6: Final answer
    x = 100,603.34

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1.5x scale

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.