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Finding the Fourth Proportional to 156,600.45, 234,900.68 and 156,600.45

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Solution

The fourth proportional to 156,600.45, 234,900.68 and 156,600.45 is: 234,900.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,600.45 : 234,900.68 = 156,600.45 : x
  2. Step 2: Convert to fraction form
    156,600.45/234,900.68 = 156,600.45/x
  3. Step 3: Cross multiply
    156,600.45x = 234,900.68 × 156,600.45
  4. Step 4: Simplify right side
    156,600.45x = 36,785,551,410.30
  5. Step 5: Solve for x
    x = 36,785,551,410.30/156,600.45
  6. Step 6: Final answer
    x = 234,900.68

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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.