Home / 50,735.92-76,130.13-36,810.88

Finding the Fourth Proportional to 50,735.92, 76,130.13 and 36,810.88

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Solution

The fourth proportional to 50,735.92, 76,130.13 and 36,810.88 is: 55,235.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,735.92 : 76,130.13 = 36,810.88 : x
  2. Step 2: Convert to fraction form
    50,735.92/76,130.13 = 36,810.88/x
  3. Step 3: Cross multiply
    50,735.92x = 76,130.13 × 36,810.88
  4. Step 4: Simplify right side
    50,735.92x = 2,802,417,079.81
  5. Step 5: Solve for x
    x = 2,802,417,079.81/50,735.92
  6. Step 6: Final answer
    x = 55,235.37

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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.