Home / 49,000.40-73,327.80-34,139.60

Finding the Fourth Proportional to 49,000.40, 73,327.80 and 34,139.60

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Solution

The fourth proportional to 49,000.40, 73,327.80 and 34,139.60 is: 51,089.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,000.40 : 73,327.80 = 34,139.60 : x
  2. Step 2: Convert to fraction form
    49,000.40/73,327.80 = 34,139.60/x
  3. Step 3: Cross multiply
    49,000.40x = 73,327.80 × 34,139.60
  4. Step 4: Simplify right side
    49,000.40x = 2,503,381,760.88
  5. Step 5: Solve for x
    x = 2,503,381,760.88/49,000.40
  6. Step 6: Final answer
    x = 51,089.01

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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.