Home / 51,620.20-77,430.30-44,861.80

Finding the Fourth Proportional to 51,620.20, 77,430.30 and 44,861.80

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Solution

The fourth proportional to 51,620.20, 77,430.30 and 44,861.80 is: 67,292.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,620.20 : 77,430.30 = 44,861.80 : x
  2. Step 2: Convert to fraction form
    51,620.20/77,430.30 = 44,861.80/x
  3. Step 3: Cross multiply
    51,620.20x = 77,430.30 × 44,861.80
  4. Step 4: Simplify right side
    51,620.20x = 3,473,662,632.54
  5. Step 5: Solve for x
    x = 3,473,662,632.54/51,620.20
  6. Step 6: Final answer
    x = 67,292.70

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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.