Home / 156,700.95-235,068.12-50,047.64

Finding the Fourth Proportional to 156,700.95, 235,068.12 and 50,047.64

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Solution

The fourth proportional to 156,700.95, 235,068.12 and 50,047.64 is: 75,076.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,700.95 : 235,068.12 = 50,047.64 : x
  2. Step 2: Convert to fraction form
    156,700.95/235,068.12 = 50,047.64/x
  3. Step 3: Cross multiply
    156,700.95x = 235,068.12 × 50,047.64
  4. Step 4: Simplify right side
    156,700.95x = 11,764,603,469.90
  5. Step 5: Solve for x
    x = 11,764,603,469.90/156,700.95
  6. Step 6: Final answer
    x = 75,076.78

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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.