Home / 47,199.70-65,126.59-30,190.92

Finding the Fourth Proportional to 47,199.70, 65,126.59 and 30,190.92

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Solution

The fourth proportional to 47,199.70, 65,126.59 and 30,190.92 is: 41,657.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,199.70 : 65,126.59 = 30,190.92 : x
  2. Step 2: Convert to fraction form
    47,199.70/65,126.59 = 30,190.92/x
  3. Step 3: Cross multiply
    47,199.70x = 65,126.59 × 30,190.92
  4. Step 4: Simplify right side
    47,199.70x = 1,966,231,668.56
  5. Step 5: Solve for x
    x = 1,966,231,668.56/47,199.70
  6. Step 6: Final answer
    x = 41,657.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.