Home / 73,965.40-110,948.10-50,345.80

Finding the Fourth Proportional to 73,965.40, 110,948.10 and 50,345.80

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Solution

The fourth proportional to 73,965.40, 110,948.10 and 50,345.80 is: 75,518.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,965.40 : 110,948.10 = 50,345.80 : x
  2. Step 2: Convert to fraction form
    73,965.40/110,948.10 = 50,345.80/x
  3. Step 3: Cross multiply
    73,965.40x = 110,948.10 × 50,345.80
  4. Step 4: Simplify right side
    73,965.40x = 5,585,770,852.98
  5. Step 5: Solve for x
    x = 5,585,770,852.98/73,965.40
  6. Step 6: Final answer
    x = 75,518.70

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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.