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Finding the Fourth Proportional to 232,002.70, 348,004.05 and 161,143.90

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Solution

The fourth proportional to 232,002.70, 348,004.05 and 161,143.90 is: 241,715.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,002.70 : 348,004.05 = 161,143.90 : x
  2. Step 2: Convert to fraction form
    232,002.70/348,004.05 = 161,143.90/x
  3. Step 3: Cross multiply
    232,002.70x = 348,004.05 × 161,143.90
  4. Step 4: Simplify right side
    232,002.70x = 56,078,729,832.80
  5. Step 5: Solve for x
    x = 56,078,729,832.80/232,002.70
  6. Step 6: Final answer
    x = 241,715.85

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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.