Home / 49,867.70-74,764.58-30,141.63

Finding the Fourth Proportional to 49,867.70, 74,764.58 and 30,141.63

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Solution

The fourth proportional to 49,867.70, 74,764.58 and 30,141.63 is: 45,190.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,867.70 : 74,764.58 = 30,141.63 : x
  2. Step 2: Convert to fraction form
    49,867.70/74,764.58 = 30,141.63/x
  3. Step 3: Cross multiply
    49,867.70x = 74,764.58 × 30,141.63
  4. Step 4: Simplify right side
    49,867.70x = 2,253,526,156.76
  5. Step 5: Solve for x
    x = 2,253,526,156.76/49,867.70
  6. Step 6: Final answer
    x = 45,190.10

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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.